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Channel: SRX Services Gateway topics

Same physical interface for multiple logical systems in SRX4100

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I am deploying SRX4100 in HA and there is a requirement of logical system but i have limited number of interface to use,

I want to know if the device in HA and we have reth interface configured which consist of physical interfaces of both Active/Passive firewalls, can i use single reth interface in multiple logical systems by using subinterfaces and vlan tagging.

 

 


Setting up VPN btwn 2 x SRX 650 firewalls - Do all XPIM modules should be the same and same # of ports?

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I am setting up static VPN between two firewalls: Juniper SRX650-BASE-SRE6-645AP Services Gateways.

Do all XPIM modules should match including number of ports or can we have:

 

#1 SRX 650 firewall with 24 ports: Juniper SRX-GP-24GE-POE 24-Port Gigabit PoE

#2 SRX 650 firewall with 16 ports: Juniper SRX-GP-16GE-POE 16-Port Gigabit PoE

 

Is the difference in XPIM port #s would be an issues for setting VPN between the 2 SRXs or XPIMs have to match including their number of ports?

Help for configuration review 2 WANS PPPOE srx300

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Good morning, could you help me by giving a concept to my srx300 configuration, I have 2 PPPOE links but only the link that is on the Ge0 / 0/0 port works at its contracted speed, the link that is on the Ge0 / 0/1 port It works at 1/3 of the contracted speed, I have done tests only by connecting the cable to the GE0 / 0/1 port and it takes a few minutes to give the physical connection link while the other port is immediate that the led indicator shows link, no I know if I am missing something in the configuration or what else should I check, I send part of the configuration of my equipment

 

my Configuration 

set security zones security-zone untrust interfaces ge-0/0/0.0 host-inbound-traffic system-services dhcp
set security zones security-zone untrust interfaces ge-0/0/0.0 host-inbound-traffic system-services tftp
set security zones security-zone untrust interfaces pp0.0
set security zones security-zone untrust interfaces pp0.1
set security zones security-zone untrust interfaces ge-0/0/1.1 host-inbound-traffic system-services dhcp
set security zones security-zone untrust interfaces ge-0/0/1.1 host-inbound-traffic system-services tftp
.
.
.
set interfaces ge-0/0/0 vlan-tagging
set interfaces ge-0/0/0 unit 0 description PPPOE_1
set interfaces ge-0/0/0 unit 0 encapsulation ppp-over-ether
set interfaces ge-0/0/0 unit 0 vlan-id 300
set interfaces ge-0/0/1 vlan-tagging
set interfaces ge-0/0/1 unit 1 description PPPOE_2
set interfaces ge-0/0/1 unit 1 encapsulation ppp-over-ether
set interfaces ge-0/0/1 unit 1 vlan-id 300
.
.
set interfaces pp0 unit 0 description CONEXION_PPPOE-1
set interfaces pp0 unit 0 ppp-options chap default-chap-secret XXXXXXXXXXXXXXXXXXXX
set interfaces pp0 unit 0 ppp-options chap local-name XXXXXXXXXXXXXX
set interfaces pp0 unit 0 ppp-options chap passive
set interfaces pp0 unit 0 pppoe-options underlying-interface ge-0/0/0.0
set interfaces pp0 unit 0 pppoe-options idle-timeout 0
set interfaces pp0 unit 0 pppoe-options auto-reconnect 3
set interfaces pp0 unit 0 pppoe-options client
set interfaces pp0 unit 0 family inet mtu 1492
set interfaces pp0 unit 0 family inet negotiate-address
set interfaces pp0 unit 1 description CONEXION_PPPOE-2
set interfaces pp0 unit 1 ppp-options chap default-chap-secret XXXXXXXXXXXXXXXXXXXX
set interfaces pp0 unit 1 ppp-options chap local-name XXXXXXXXXXXX
set interfaces pp0 unit 1 ppp-options chap passive
set interfaces pp0 unit 1 pppoe-options underlying-interface ge-0/0/1.1
set interfaces pp0 unit 1 pppoe-options idle-timeout 0
set interfaces pp0 unit 1 pppoe-options auto-reconnect 3
set interfaces pp0 unit 1 pppoe-options client
set interfaces pp0 unit 1 family inet mtu 1492
set interfaces pp0 unit 1 family inet negotiate-address
.
.
.
set forwarding-options hash-key family inet layer-3
set forwarding-options hash-key family inet layer-4
set routing-options static route 0.0.0.0/0 next-hop pp0.0
set routing-options static route 0.0.0.0/0 next-hop pp0.1
.
.
set routing-options forwarding-table export LOAD-BALANCE
set protocols l2-learning global-mode switching
set policy-options policy-statement LOAD-BALANCE then load-balance per-packet

Anyone already test this new "Juniper Secure Connect remote access VPN"?

Junos Space policy push error

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Hi All
When I try to push the policy from Security Director to SRX4200 (18.4R3-S2) I received a below error:
Can someone help?
[

Error] Configuration update failed.

 

Severity : error

           At : [edit security idp default-policy]

Message : mgd: Policy must be defined under [security idp idp-policy]

  Details : default-policy RMG_DEFAULT_IDP_POLICY

 

Severity : error

Message : commit failed: (statements constraint check failed)

 

 

view-full-error-messageclick-here

I need firmware 12.1X46-D25 for SRX210

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I have a SRX210 I am working with.

to perform the upgrade to latest firmware I have to first install 12.1X46-D25.

I have search all of Juniper.net and can't find a download link. Does anyone know how I can get a copy of the firmware tgz package?

SRX - Traffic Selector - CPU Impact

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Hi All,

I'm in a task to configure a S2S VPN using traffic selector and proxy id in almost 10 firewalls.

 

The customer is asking me to deploy almost 100 traffic selector and almost 100 proxy-id in a specific site to site vpn.

 

I sugested summarize the traffic selector and proxy id in one line as below:

 

set security vpn VPN-A traffic-selector VPN-10 local-ip 10.20.20.0/24 remote 10.30.30.0/24

set security vpn VPN-B ike proxy-id local-ip 10.120.120.0/24 remote 10.130.130.0/24

 

However, the customer don't want do this, because they say that this is one more security layer.

 

So, now i'm concerned with the HIGH CPU utilization, and impact that use almost 100 traffic selector and 100 proxy id would bring to the performance of the firewall. Please, could you help me?

 

Thanks,

João Victor

SRX320 / JDHCP / VLAN

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Hi everyone, 

 

I configured one of my ports with multiple VLAN's and a native VLAN.. 

 

I'm now trying to configure the JDHCP service, but whatever I do.. all my VLAN's receive the native VLAN DHCP scope..  I checked some earlier posts here.. and it looks like my config is the same.. .. 

 

what am I missing?

 

Junos: 18:4R3-S4.2
....<interfaces> ge-0/0/1 { flexible-vlan-tagging; native-vlan-id 1; unit 0 { vlan-id 1; family inet { address 172.16.1.1/24; } } unit 2 { vlan-id 2; family inet { address 172.16.2.1/24; } } ...<system services> dhcp-local-server { group internal { interface ge-0/0/1.0; } group guest-pool { interface ge-0/0/1.2; } .....<access address-assignments> pool internal-pool { family inet { network 172.16.1.0/24; range range1 { low 172.16.1.20; high 172.16.1.200; } dhcp-attributes { name-server { 172.16.1.1; } router { 172.16.1.1; } } } } pool guest-pool { family inet { network 172.16.2.0/24; range guest-pool-2-24 { low 172.16.2.20; high 172.16.2.40; } dhcp-attributes { name-server { 1.1.1.1; 8.8.8.8; } router { 172.16.2.1; } } } }

 


RMP History SRX

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Hi there. I have an issue with history RPM probe-results. How do I clear the history probe results. I´ve been searching but I can´t find any solution. Maybe hidden command or only deactivate/activate command works????

Clustering Srx300

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If I cluster 2 srx300's will the memory usage increase in anyway. Most desired would be 8gb. Does this happen?

Are there any other benefits in terms of memory utilization when clustering srx boxes?

All comments are welcome.

Static routing options are not Working in SRX-5800 Chassis Cluster FW

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Hi,

We deployed SRX-5800 in chassis-cluster mode

1.Static routing options are not functioning in passive FW.

2.GW next-hop is reachable.

3.But in Active FW the static routes are working fine.

Please find the configuration

root@KL-CL3-P> show configuration routing-options

static {

    route XX.XX.83.64/26 next-hop XX.XX.8.129;

    route XX.XX.10.13/32 next-hop XX.XX.8.129;

    route XX.XX.7.0/27 next-hop XX.XX.8.129;

    route XX.XX.10.5/32 next-hop XX.XX.8.129;

    route XX.XX.45.96/27 next-hop XX.XX.8.129;

    route XX.XX.225.0/24 next-hop XX.XX.8.129;

    route XX.XX.76.104/29 next-hop XX.XX.8.129;

    route XX.XX.15.0/24 next-hop XX.XX.8.129;

}

 

{secondary:node1}

root@KL-CL3-P> ping XX.XX.8.129

PING XX.XX.8.129 (XX.XX.8.129): 56 data bytes

64 bytes from XX.XX.8.129: icmp_seq=0 ttl=64 time=0.562 ms

^C

--- XX.XX.8.129 ping statistics ---

1 packets transmitted, 1 packets received, 0% packet loss

round-trip min/avg/max/stddev = 0.562/0.562/0.562/0.000 ms

 

{secondary:node1}

root@KL-CL3-P> traceroute XX.XX.76.105

traceroute to XX.XX.76.105 (XX.XX.76.105), 30 hops max, 40 byte packets

 1  * * *

 2  * * *

 3  * * *

^C

{secondary:node1}

root@KL-CL3-P>

Srx300 cluster issue with DHCP server wrong IP assigned irb

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Not sure what is wrong with my configuration
I can't figure out why vlan.2(irb.2) on port ge-1/0/3.0 provide different IP range instead 192.168.2.1/24
 
Anyone please can point the correct direction
 
@srx-a> show chassis firmware node0: -------------------------------------------------------------------------- Part Type Version FPC O/S Version 18.4R3-S4.2 by builder on 2020-06-25 16:43:08 UTC FWDD O/S Version 18.4R3-S4.2 by builder on 2020-06-25 16:43:08 UTC node1: -------------------------------------------------------------------------- Part Type Version FPC O/S Version 18.4R3-S4.2 by builder on 2020-06-25 16:43:08 UTC FWDD O/S Version 18.4R3-S4.2 by builder on 2020-06-25 16:43:08 UTC @srx-a> show vlans Routing instance VLAN name Tag Interfaces default-switch default 1 ge-0/0/3.0 reth0.0 default-switch vlan.2 2 ge-1/0/3.0 default-switch vlan.5 5 reth0.0 @srx-a# show security zones security-zone trust address-book { address LAN1-network 192.168.1.0/24; address LAN2-network 192.168.2.0/24; } host-inbound-traffic { system-services { all; } protocols { all; } } interfaces { irb.2 { host-inbound-traffic { system-services { all; } protocols { all; } } } irb.1; irb.5; } rx-a# run show interfaces terse irb Interface Admin Link Proto Local Remote irb up up irb.1 up down inet 192.168.1.1/24 irb.2 up down inet 192.168.2.1/24 irb.5 up down inet 192.168.5.1/24 @srx-a# show system services dhcp-local-server group jdhcp-group { interface fxp0.0; interface irb.1; interface irb.2; interface irb.5; interface reth0.0; } @srx-a# show interfaces ge-0/0/3 { description ADMIN-LOCAL-SRX-A; unit 0 { family ethernet-switching { vlan { members default; } } } } ge-0/0/4 { description WAN; gigether-options { redundant-parent reth1; } } ge-0/0/5 { description LAN; gigether-options { redundant-parent reth0; } } ge-1/0/3 { description ADMIN-LOCAL-SRX-B; unit 0 { family ethernet-switching { vlan { members vlan.2; } } } } ge-1/0/4 { description WAN; gigether-options { redundant-parent reth1; } } ge-1/0/5 { description LAN; gigether-options { redundant-parent reth0; } } fab0 { fabric-options { member-interfaces { ge-0/0/2; } } } fab1 { fabric-options { member-interfaces { ge-1/0/2; } } } irb { unit 1 { family inet { address 192.168.1.1/24; } } unit 2 { family inet { address 192.168.2.1/24; } } unit 5 { family inet { address 192.168.5.1/24; } } } reth0 { description LAN; redundant-ether-options { redundancy-group 1; } unit 0 { family ethernet-switching { interface-mode trunk; vlan { members [ default vlan.5 ]; } } } } @srx-a# show access address-assignment { pool DHCPvlan1 { family inet { network 192.168.1.0/24; range junosRange { low 192.168.1.50; high 192.168.1.254; } dhcp-attributes { maximum-lease-time 3600; router { 192.168.1.1; } } } } pool DHCPvlan2 { family inet { network 192.168.2.0/24; range junosRangeB { low 192.168.2.50; high 192.168.2.254; } dhcp-attributes { maximum-lease-time 3600; router { 192.168.2.1; } } } } pool DHCP-CLIENT { family inet { network 192.168.5.0/24; range RANGE-CLIENT { low 192.168.5.50; high 192.168.5.254; } dhcp-attributes { maximum-lease-time 3600; name-server { 8.8.8.8; 8.8.4.4; } router { 192.168.5.1; } } } } pool junosDHCPPool-FXP0 { family inet { network 10.1.1.0/24; range junosRange-FXP0 { low 10.1.1.50; high 10.1.1.254; } dhcp-attributes { router { 10.1.1.1; 10.1.1.2; } propagate-settings fxp0.0; } } } }

 

 

PC with Linux OS
 
 
srx-a# run monitor traffic interface ge-0/0/3 verbose output suppressed, use <detail> or <extensive> for full protocol decode Address resolution is ON. Use <no-resolve> to avoid any reverse lookup delay. Address resolution timeout is 4s. Listening on ge-0/0/3, capture size 96 bytes 22:50:11.468288 Out IP truncated-ip - 259 bytes missing! [|ip] Reverse lookup for 0.0.0.0 failed (check DNS reachability). Other reverse lookup failures will not be reported. Use <no-resolve> to avoid reverse lookups on IP addresses. 22:50:11.474052 In IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request [|bootp] 22:50:11.661977 Out IP truncated-ip - 259 bytes missing! [|ip] 22:50:13.266879 In arp who-has 192.168.1.1 tell 192.168.1.50 22:50:13.267047 Out arp reply 192.168.1.1 is-at 10:39:XX:XX:XX:XX ``` @srx-a# run show dhcp server binding IP address Session Id Hardware address Expires State Interface 192.168.1.50 25 c8:5b:XX:XX:XX:XX 3571 BOUND irb.1 ``` @srx-a# run monitor traffic interface ge-1/0/3 verbose output suppressed, use <detail> or <extensive> for full protocol decode Address resolution is ON. Use <no-resolve> to avoid any reverse lookup delay. Address resolution timeout is 4s. Listening on ge-1/0/3, capture size 96 bytes Reverse lookup for 0.0.0.0 failed (check DNS reachability). Other reverse lookup failures will not be reported. Use <no-resolve> to avoid reverse lookups on IP addresses. 22:50:54.745038 In IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request [|bootp] 22:50:54.883732 Out IP truncated-ip - 259 bytes missing! [|ip] 22:50:54.905072 In IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request [|bootp] 22:50:55.065738 Out IP truncated-ip - 259 bytes missing! [|ip] 22:50:55.275156 In arp who-has 192.168.1.1 tell 192.168.1.52 22:50:56.284870 In arp who-has 192.168.1.1 tell 192.168.1.52 22:50:57.304646 In arp who-has 192.168.1.1 tell 192.168.1.52 22:50:58.333897 In arp who-has 192.168.1.1 tell 192.168.1.52 22:50:59.353839 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:00.373496 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:01.039329 Out arp who-has 192.168.2.51 tell 192.168.2.1 22:51:01.403045 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:01.938851 Out arp who-has 192.168.2.51 tell 192.168.2.1 22:51:02.422659 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:02.738574 Out arp who-has 192.168.2.51 tell 192.168.2.1 22:51:03.438055 Out arp who-has 192.168.2.51 tell 192.168.2.1 22:51:03.452054 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:04.038283 Out arp who-has 192.168.2.51 tell 192.168.2.1 22:51:04.471963 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:04.937928 Out arp who-has 192.168.2.51 tell 192.168.2.1 22:51:05.491711 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:06.521285 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:07.540812 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:08.570413 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:09.600210 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:10.619834 In arp who-has 192.168.1.1 tell 192.168.1.52 22:51:11.639451 In arp who-has 192.168.1.1 tell 192.168.1.52 @srx-a# run show dhcp server binding IP address Session Id Hardware address Expires State Interface 192.168.1.50 25 c8:5b:XX:XX:XX:XX 3499 BOUND irb.1 192.168.1.52 26 c8:5b:XX:XX:XX:XX 3543 BOUND irb.2 <<<<<<<<<< WRONG IP @srx-a#clear arp @srx-a#clear dhcp server binding all

 

 

 

Same PC with windows OS
 
 
@srx-a# run monitor traffic interface ge-0/0/3 verbose output suppressed, use <detail> or <extensive> for full protocol decode Address resolution is ON. Use <no-resolve> to avoid any reverse lookup delay. Address resolution timeout is 4s. Listening on ge-0/0/3, capture size 96 bytes 22:56:04.123928 In Reverse lookup for 169.254.159.139 failed (check DNS reachability). Other reverse lookup failures will not be reported. Use <no-resolve> to avoid reverse lookups on IP addresses. 22:56:04.329569 In arp who-has 169.254.159.139 tell 169.254.159.139 22:56:07.142360 In IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request [|bootp] 22:56:07.307931 Out IP truncated-ip - 269 bytes missing! [|ip] 22:56:07.310846 In IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request [|bootp] 22:56:07.516481 Out IP truncated-ip - 269 bytes missing! [|ip] 22:56:07.551700 In arp who-has 192.168.5.1 tell 192.168.5.51 22:56:07.841640 In arp who-has 192.168.5.51 tell 0.0.0.0 22:56:07.949364 In arp who-has 192.168.5.1 tell 192.168.5.51 22:56:08.334157 In arp who-has 192.168.5.1 tell 192.168.5.51 22:56:08.828511 In arp who-has 192.168.5.51 tell 0.0.0.0 22:56:09.328991 In arp who-has 192.168.5.1 tell 192.168.5.51 22:56:09.835790 In arp who-has 192.168.5.51 tell 0.0.0.0 22:56:10.589068 In arp who-has 192.168.5.1 tell 192.168.5.51 22:56:10.835527 In arp who-has 192.168.5.51 tell 192.168.5.51 22:56:11.338584 In arp who-has 192.168.5.1 tell 192.168.5.51 22:56:11.833592 In arp who-has 192.168.5.1 tell 192.168.5.51 22:56:12.330011 In arp who-has 192.168.5.1 tell 192.168.5.51 22:56:13.338314 In arp who-has 192.168.5.1 tell 192.168.5.51 22:56:13.400804 In arp who-has 192.168.5.1 tell 192.168.5.51 22:56:14.338277 In arp who-has 192.168.5.1 tell 192.168.5.51 @srx-a# run show dhcp server binding IP address Session Id Hardware address Expires State Interface 192.168.5.51 27 c8:5b:XX:XX:XX:XX 3479 BOUND irb.1 <<<<<<<<<<<<<< WRONG IP

 

 

 

 

Interface load per source ip/destination ip

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Hi everyone

I have Juniper SRX 240, JUNOS 12.1X44-D35.5

I am experiencing high interface loads.In this case, the Data Plaint CPU is above 90%.How can I see who is using the most traffic? How can I see interface load per source/destination ip?

Thank you!

SRX 240h2 - Configure UTM Web Filtering

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Guys, how are you? I don't know if this would be the right place, if I'm not sorry.

I have an SRX240h2 and I know that it no longer updates and is at the end of its life. I need to configure UTM Web Filtering, could someone help me? I have an SRX300 available Do you recommend replacing the SRX240h2 with the SRX300?

On my local network today I have approximately 80 users on the network.

Need help. Thank you friends.

public ip behind srx320

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Hi there,

 

I need to assign a public ip to a server. I have a /29 public range and use NAT for other server but this one must be accessed by public ip address without NAT, in a internal/trust zone from untrst/external zone. How do i set it up? is it possible?

 

Thank you.

 

/Carsten


Source nat via interface with multiple subnets

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Hi all,

 

I am struggling with a Source-Nat rule. 

 

I have the following config for the outgoing interface:

interfaces ge-0/0/1
flexible-vlan-tagging;
native-vlan-id 10;
unit 0 {
    vlan-id 10;
    family inet {
        address 172.29.1.1/24;
        address 172.29.2.1/24;
        address 172.29.3.1/24;
    }
}

 

 

 I use the following rules for source-natting:

 

 

rule-set vpn-mgt {
    from zone vpn;
    to zone mgt;
    rule snat-vpn-mgt {
        match {
            source-address 0.0.0.0/0;
        }
        then {
            source-nat {
                interface;
            }
        }
    }
}

 

 

 

We do see translation happen but to the wrong ip address.

If we try to ping 172.29.2.2 we will get the ip 172.29.1.1 from the interface.

 

Can this be solved or do I have to use address pools instead?

 

your sincerely,

 

One of the server not used interface source nat?

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Hi all,

 

I have something weird on srx5800 cluster and not sure is it normal or not. I have one server that have configure "destination nat" to that server. The ip segment for the destination nat is not same with ip source nat interface.

 

When i ping from server itself to destination different zone it using ip "destination  nat" instead supposedly must using ip "source nat" interface. I can see it when i'm execute command "show security flow session source-prefix" . Is it normal due to have destination-nat or it not normal?

 

Thanks and appreciate any feedback.

Configured Cisco Umbrella on the Juniper

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Greetings friends, has anyone configured Cisco Umbrella on the Juniper SRX 345, SRX 240?

SRX Remote syslog tls

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Hello,

 

Is it possible to send remote syslog messages with TLS encryption to a remote syslog server like rsyslog?

 

Does anyone have any configuration examples for this, so far I have only been able to find example where the SRX is collecting the logs.

Port mirroring on a SRX430

RT_FLOW APPTRACK_SESSION_VOL_UPDATE interpretation

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I'm working to get security alerts set up between an SRX340 and Eventlog Analyzer SIEM.

I've been getting alerts that look like this:

Alert Name : Default Threat,Event Name : Application Access Update,Message : Malicious Source(s) detected : 94.229.72.116

Log Message :
APPTRACK_SESSION_VOL_UPDATE: AppTrack volume update: xx.xx.1.93/64280->94.229.72.116/443 junos-https UNKNOWN UNKNOWN xxx.xxx.xxx.xxx/16925->94.229.72.116/443 source-nat-rule N/A 6 Managers trust untrust 57738 1(52) 0(0) 0 N/A N/A No ,Alert Severity : Critical

Actually, the recorded alert in the SIEM database starts with RT_FLOW.

 

For reference: from juniper.net:
APPTRACK_SESSION_VOL_UPDATE [user@host.1.1.1.2.129 source-address="4.0.0.1" source-port="33040" destination-address="5.0.0.1" destination-port="80" service-name="junos-http" application="HTTP" nested-application="FACEBOOK-SOCIALRSS" nat-source-address="4.0.0.1" nat-source-port="33040" nat-destination-address="5.0.0.1" nat-destination-port="80" src-nat-rule-name="N/A" dst-nat-rule-name="N/A" protocol-id="6" policy-name="permit-all" source-zone-name="trust" destination-zone-name="untrust" session-id-32="28" packets-from-client="371" bytes-from-client="19592" packets-from-server="584" bytes-from-server="686432" elapsed-time="60" username="user1" roles="DEPT1" encrypted="No" destination-interface-name=”st0.0” category=” Web” sub-category=”Social-Networking”]

 

So, where does the Alert Severity : Critical come from and why?And, where does "Malicious Source(s) come from and why?

 

SRX1500 SDWAN EHUB Routing

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I've got an SRX1500 and SRX320 in an SDWAN POC

 

The 1500 is configured for local breakout and has a breakout policy configured for the internet tag. The 320 connects to it fine as a spoke and there is a permit firewall policy between a created Department which both SRX's test directly connected LAN segments are connected to.

 

Clients on the 320 can successfully break out to the internet via the 1500. However local clients on the 1500 can't - the directly connected subnet's gateway (the 1500) advises there is no route to host. 

 

Also clients on either subnet cannot ping each other despite being part of the same Department. Has anyone come across this before? I'm relatively new to Juniper and brand new to SDWAN so not too sure where to start. I've tried some tracerouting / pinging via the various VRFs that have been created but I'm not too sure which one is the one I need to test!

 

 


SRX integration AD

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Hi juniper

If i need to log on SRX that mapping userAD with IP adddress, Does user must joining on AD?

SRX 5800

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Can someone tell me what is the maximum multicast routes supported by SRX 5800? 

SRX 240H - Block access to the host within one vlan

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Hi,

I have vlan (WIFI) 192.168.20.0/24 and in it a lot of wifi user devices (phones, laptops, etc.) in the same network there is a wifi controller with the address: 192.168.20.x.

Clients are connected to one SRX port (0/13)
The controller is on the SRX port (0/14)
Is it possible to block communication so that clients cannot access from the WIFI network to the address of the controller (managing) on port 443 and 8443?

Help identify part on SRX-GP-16GE-POE

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Please help identify what looks like 2 memory flash cards on the SRX-GP-16GE-POE board.

This SRX-GP-16GE-POE 16 port (711-062271) was purchased and came without the 2 cards.

See image attached (arrows pointing).

What are they and what is their part number?

Thanks in advance.

 

 

2020-10-16_17-19-45.jpg

srx reboot

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Good day,

 

I am reading different posts over internet and confusion reigns over the exact sequence of rebooting srx cluster for updating srx software and if "no validate" should be used.

please help to clear confusion, should the srx cluster be rebooted at once when updating srx software or the primary be rebooted first. 

Will using "no validate" cause any issues or should it be allowed to validate.

 

thank you.

Unable to SSH or SFTP to fxp0 interface

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I cannot open an SFTP session or SSH to the fxp0.0 interface. I can ping it. I looked in the logs and I don't see that it is being blocked. Is there something I am missing?

Web Filtering

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Guys, how are you? I would like help with the Juniper SRX300, is there a possibility to save or create a log of all the sites that are accessed? Collecting the IP of the Local machine.

I have srx300 only that it does not have the license of web filtering I created a rule to block everything and in utm I created a list with only a few sites released. The idea would be to record which sites and which ip the web site was accessed from.

Thank you.

J-Web Adobe Flash Dependency

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Hey everyone.

 

Adobe has been issuing warnings in its Adobe Flash updates. Google and Firefox has been showing a warning whenever I head over to a site that uses Flash. What's more, Google has had a "Goodbye to Flash in Chrome" blog published for some time.

 

Basically, Flash is going to be deprecated sometime in December 2020.

 

Is there a timeline as to when Juniper will update J-Web to support HTML5? The last firmware update we received still required Flash for the dashboard view and charts throughout the GUI.

 

Thanks.

Security profile recommendation needed

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I want to know if we create multiple logical systems in SRX4100 then is it must to define security profile for each user logical systems as well as for master logical logical.

What will happen if i dont create security profile,will the resources of device shared amount all logical systems.

 

Thanks

 

SRX1500 || Control Link em1 is not coming Up whereas em0 seems fine.

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Hey Guys,

I'm facing one issue of Control Link, post clustering of SRX1500. As per my understanding Chassis Clustering and RG are working fine. I can see the em0 in Up state but em1 is not reflecting in the output (snapshot attached).

 

If I go for node redundancy by reloading node0, ending up with a complete outage 😞

 

Requesting you to please look into it and suggest as quickly as you can.

 

ravi_lumberjack_0-1603637887518.png

ravi_lumberjack_1-1603637976464.png

 

Administer multiple juniper srx300 devices

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Hello everyone, everything good ?

What do you use to manage multiple Junipers devices?

I have 30 branches using the same SRX300 equipment, however it is very laborious to change a configuration in all. I have to access them one by one.


JN0-334 exam

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hi all

got my exam this week any last minute study material pls do let me know

Does existing sessions timeout if the policy for the same is deleted

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I have an application which continues to send traffic between the source and destination as long as the current session is not interrupted. This application was running using an any any rule between 2 zones. Due to some security concerns the rule was deleted 6 months back. All of a sudden one day service owner is coming and telling us that the application is not working. On checking we found that the policy is not there in place. We installed a new policy and issue got fixed. Even the application logs are telling that the communication stopped only recently ie. after 6 months.

 

Question// If we remove a policy for which an existing session with continuous traffic is there, existing session will be removed or not?. If not removed do we need to manually clear the existing sessions?

Need help setting up 2 VPNs on same interface

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srx-345 with Junos 15.1X49-D170.4

 

I have a setup with a VPN tunnel on the external interface (ge-0/0/8.0). This is working fine. Now I want to setup a second tunnel to a different customer. I created second IKE gateway.

 

IKE gateway for existing tunnel (remote is behind a dynamic IP Provider):

 

gateway IKE-GW-VSE {
     ike-policy IKE-POL;
     dynamic hostname srx345-e16;
     dead-peer-detection {
          always-send;
          interval 15;
          threshold 3;
     }
     external-interface ge-0/0/8.0;
     version v2-only;
}

 

Now the gateway for the new tunnel:

 

gateway IKE-GW-JMU {
     ike-policy IKE-POL-JMU;
     address 1.2.3.4;
     dead-peer-detection {
          always-send;
          interval 15;
          threshold 3;
     }
     local-identity key-id keylocal;
     remote-identity key-id keyremote;
     external-interface ge-0/0/8.0;
     version v2-only;
}

 

I expect now incoming calls from 1.2.3.4 for ID keylocal, coming from remote host with remote key keyremote to go to IKE gateway IKE-GW-JMU. However trace shows:

 

[Oct 27 13:17:46]iked_pm_dynamic_gw_local_addr_based_lookup: Found gateway matching local addr IKE-GW-VSE for remote dynamic peer, sa_cfg[VSE-PT]

So, the incoming call is associated with the wrong IKE gateway. Obviously no SA is established.

How to handle this situation?

Thx for help


SRX240 H2 POE - Chassis control not running

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Howdy, I see this has come up a few times in the past, and some have had success following the previously documented steps, but I have not. This is an eBay purchased device and was supposed kick off my collection of Juniper equipment to learn on. Obviously JTAC is not an option. 

 

The SRX240H2 appears functional, I have link lights on the ge ports when I plug something in, without actual testing, it "looked" ok.  However, going through the setup process, I found that the ethernet ports are not passing any data at all, just making an electrical connection. 

 

I consoled into the device and only the "internal" interfaces are showing, no ge-'s at all. Attempting to do a 'show chassis hardware' and pretty much most others under 'show chassis' return back "error: the chassis-control subsystem is not running", I have followed the steps below previously suggested in another post by 

 

Assist to confirm/execute following steps to recover:

1. Confirm if any configuration is on the box using {show configuration}

2. If yes, delete & execute: show chassis hardware

3. If 2 result is -ve, execute "restart chassis-control immediately"

4. Execute: show chassis hardware

5. If 4 result is -ve, execute "request system zeroize". [You need console as it would wipe off all info on the device including logs.]

6. upon restart, execute: show chassis hardware

7. If 6 is -ve, reinstall firmware version.

 

Logs indicate that the system tries to restart chassis-control, which appears to spawn security-intelligence and l2cpd-services, but every time fails with "chassis-control ... terminated by signal number 13!", Signal 13 is SigPipe which indicates the process died while trying to send data to another process it had spawned.  This pattern repeats three times and then it gives up due to 'thrashing' 

 

Any other suggestions that might recover this prior to shipping it back to the seller? 

SRX 240H - Getting ip addresses only from DHCP (binding static) - others not

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Hi, I'm newby and I'm learning all the time 🙂 I have the SRX 240H. Is it possible to somehow set DHPC - to provide ONLY addresses entered in Static Bindings.
Scenario - there are Access Points (WIFI) on one of the VLANs and I would like only the addresses entered into the static bindings to be downloaded from DHCP - and that no one who is not entered there would receive the address and access to the Internet (not knowing in RADIUS).
Can you give me a hint?

SRX240H - WIFI - One vlan for several subnets

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 I have the SRX 240H. I would like to create one WIFI vlan, access points will be connected to it. But that students and staff and teachers will connect via wifi - I would like to separate it somehow in order to be able to properly manage them and grant permissions or to prohibit access to something.
Would it be a good idea to create one vlan with an address pool, e.g. 192.168.80.0/22 which will give me 4 subnets (192.168.80.0/24 192.168.81.0/24 192.168.82.0/24 192.168.83.0/24) and then allocate in DHCP according to:
192.168.80.0/24 - students
192.168.81.0/24 - teachers
192.168.82.0/24 - employees
192.168.83.0/24 - guests
And then I could apply the appropriate per subnet restrictions.

Unless I think wrong and there is another solution to this problem to make it safe - something like VLAN in VLAN ...

 

SRX240H - irb or multiple vlans

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Hello, I'm a newbe and I'm just starting my adventure with SRX`s;) 

My hard: SRX 240H (JUNOS Software Release [12.1X44-D40.2]

I would like to set up several subvilans or subnets on one physical interface, e.g. ge-0/0/6.
Here is a description of my idea.  Something like multiple vlans. But I read that it can be done with irb.

 

I made two irb's but I don't know how to connect them to one VLAN or physical interface. Can you give me a hint? Maybe I made a mistake.

}
irb {
unit 1 {
family inet {
address 192.168.200.1/24;
}
}
unit 2 {
family inet {
address 192.168.201.1/24;
}
}
}

Juniper Configurator and Quote Tool

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Hi Juniper Team,

 

Where can I ask for a feature upgrade regarding our Juniper Configurator and Quote Tool?

The tool straightforward for us to navigate. However, the tool is quite some time consuming as it loads right after you select each option or tried to input  a character on each fields. Is it possible to change this approach? Like the page will load at the end of transaction or right after I completed filling up all required fields.

 

Regards,

Your Pre-Sales SE

SRX-JE VS SRX-JB

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Hello,
I can see that the SRX- SYS - JE includes Application security , so my question is what will be the benefit of this as the premium flex license includes this and the advanced one as well !

SRX240H - mrtg monitoring bandwidth

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Hi, Can I do bandwidth monitoring on SRX (like mrtg in Linux) like something like this.

I know SRX has its own web server as well. Or maybe it can make SMNP packets available to the monitoring server ... do you have any hints - can it be done and how?

 

In linux on mrtg it was done like this:

#---------------------------------------------------------------
# eth0
#---------------------------------------------------------------
PageTop[eth0]: <center><h2>monitoring bandwidth</h2>

Target[eth0]: `/usr/bin/mrtg-ip-acct`
MaxBytes[eth0]: 125000000
kilo[eth0]: 1024
Options[eth0]: nobanner, noborder, growright, nopercent, bits, noinfo, integer
YLegend[eth0]: bits per second
ShortLegend[eth0]: b/s
WithPeak[eth0]: ymwd
Background[eth0]: #f0f0f0
Colours[eth0]:AQUA#00ccff,BLUE#1000ff, DARK GREEN#006600,VIOLET#ff00ff
#Colours[eth0]: GREEN#30c030,BLUE#1000ff,DARK GREEN#006600,VIOLET#ff00ff
XSize[eth0]: 500
YSize[eth0]: 200

XScale[eth0]: 1.5
YScale[eth0]: 1.2

PNGTitle[eth0]: title - monitoring bandwidth
TimeStrPos[eth0]: RU
TimeStrFmt[eth0]: %H.%M

YTics[eth0]: 5


SRX345 lockdown aleatory

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Hi to all,

I have a customer who has an SRX345 box.

Sometimes the device get frezzed an becomes inaccesible via icmp, web, etc... The device doesn't answer to any traffic via any interface and the customer becomes incomunicated. The only way to recover the device is reboot it. This behaivor is aleatory and they don't do anything estrange apparently.

I'm looking for some log or file which tell to me what's happend when the device becomes inaccesible but I don't find any. Any idea where could I look to have any explain of this??? A few weeks ago, the ISP told to my customer that they were being attacked, could be a DDoS attack the root cause to the lockdown?? If yes, what can I do to mitigate it??

Thanks in advance!!

David.

Third Party SecIntel Feed - Microsoft Updates

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Hello,

 

Regarding information from the Juniper documentation on SecIntel feeds

 

https://www.juniper.net/documentation/en_US/release-independent/sky-atp/topics/concept/sky-atp-integrated-feeds.html

 

Does anyone know of feeds for Microsoft servers or CDNs that are associated with Microsoft products and their associated updates? Alternatively, are there any good repositories that may have feed URLs that can be referenced to try to find a corresponding feed for something that you might need? I can't seem to find any documentation on what kind of "feeds" these are and I haven't been able to turn up anything with searches on third party SecIntel feeds.

Are security profile mandatory for user logical system

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I want to know if we create multiple user logical systems in SRX4100 then is it must to define security profile for each user logical systems as well as for master logical logical.

What will happen if i don't create security profile,will the resources of device shared amount all logical systems from master logical system profile.

 

Thanks

Srx 5400 how to restore from usb

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Hello

 

Long story short, srx 5400 crashed and went into boot loop. I took working snapshot to usb from another 5400 and booted faulty srx with usb, seems ok. But question is, how can i get content from usb back to compact flash ? With 5400 only snapshot media option is usb.

 

Egert

error: usp_ipc_client_recv: failed to read message from ipc pipe

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Hi

 

Does this message the same as issue described in this article?

https://kb.juniper.net/InfoCenter/index?page=content&id=KB23977&cat=SRX_5800_1&actp=LIST

 

admin@MY-FW> show security flow session destination-prefix 172.17.42.105 Flow Sessions on FPC3 PIC0: Total sessions: 0 Flow Sessions on FPC7 PIC0: error: usp_ipc_client_recv: failed to read message from ipc pipe admin@MY-FW> show security flow session destination-prefix 172.17.42.105 Flow Sessions on FPC3 PIC0: Total sessions: 0 Flow Sessions on FPC7 PIC0: error: usp_ipc_client_recv: failed to read message from ipc pipe admin@MY-FW> show security flow session destination-prefix 172.17.42.105 Flow Sessions on FPC3 PIC0: Total sessions: 0 Flow Sessions on FPC7 PIC0: Total sessions: 0 Flow Sessions on FPC8 PIC0: Total sessions: 0 Flow Sessions on FPC12 PIC0: Total sessions: 0 admin@MY-FW> show security flow session destination-prefix 172.17.42.105 Flow Sessions on FPC3 PIC0: Total sessions: 0 Flow Sessions on FPC7 PIC0: Total sessions: 0 Flow Sessions on FPC8 PIC0: Total sessions: 0 Flow Sessions on FPC12 PIC0: Total sessions: 0

 

srx3600  //  12.1X44-D10.4

(DUP!) ping response when pinging cCTV

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We have a juniper router onsite and when pinging a cctv at site we are seeing below:

 

execute ping 10.112.34.20
PING 10.112.34.20 (10.112.34.20): 56 data bytes
64 bytes from 10.112.34.20: icmp_seq=0 ttl=61 time=1.6 ms
64 bytes from 10.112.34.20: icmp_seq=0 ttl=61 time=1.6 ms (DUP!)
64 bytes from 10.112.34.20: icmp_seq=1 ttl=61 time=1.6 ms
64 bytes from 10.112.34.20: icmp_seq=1 ttl=61 time=1.7 ms (DUP!)
64 bytes from 10.112.34.20: icmp_seq=2 ttl=61 time=1.6 ms
64 bytes from 10.112.34.20: icmp_seq=2 ttl=61 time=1.6 ms (DUP!)

 

Quite confused with this ping response as we don't have any duplicate IPs etc so unsure why juniper is throwing this?

Problem with DHCP

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Good afternoon!
I have Juniper SRX220H, recently started a problem like this:
Inside the local network, passive ftp sessions suddenly ceased to take place, although all protocols are allowed in trust-to-untrust. The "show chassis routing-engine" command was showing excessive "User" utilization among CPU utilization. After restarting the device, the problem went away, but now the router does not distribute DHCP addresses to devices on the local network. In this case, the DHCP service is running and correctly restarted, and also shows a working address pool.
What could be the problem?
technical data:
Software Version: JUNOS Software Release [12.1X44-D35.5]
Bios Version: 1.9




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