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ha failover with dynamic routing ospf

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dear all,

 

i have srx1400 HA Chassis cluster. 

i have problem with device backup. i try reboot the device backup (node1) and why the traffik is interupt 5 minute.

i see led interface device primary is going down and up again.

my question why interface interupt because i used HA  Chassis cluster ? and why interface led device primary is going down  if i reboot device backup?

 

any one have problem same with me? i attach configure HA.


Re: ha failover with dynamic routing ospf

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Hi,

Rebooting backup node (here node1) should not affect traffic going through Primary (node0). It is an abnormal behavior.

Is it happening every time you reboot backup node?

What was the cluster status before and after reboot?

Do you have any logs before and after reboot?

is it possible to share below mentioned command output?

show route summary

show ospf interfce

show ospf neighbor extensive

show chassis cluster status

show chassis cluster interfaces

show chassis cluster information detail

 

Re: ha failover with dynamic routing ospf

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hi.

are you reboot srx1400 device backup?

 

this information for you

Is it happening every time you reboot backup node? 

- this is first time i reboot the backup device ( node1) bacause i do maintenance

What was the cluster status before and after reboot?

- the status is same no chang, because i reboot device backup ( node1)

is it possible to share below mentioned command output?

show route summary

- attach

show ospf interfce

- attach

show ospf neighbor extensive

- attach

show chassis cluster status

- attach

 show chassis cluster interfaces

- attach

show chassis cluster information detail

- attach

 

 

Re: ha failover with dynamic routing ospf

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Hi,

The Cluster is NOT in healthy state. There is a hardware failure in node0 and multiple monitoring failure.

You may use below mentioned commands to check hardware status:

show chassis alarms

show chassis fpc pic-status

Recommend to contact JTAC for support.

 

 

Re: ha failover with dynamic routing ospf

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hi,

 

"There is a hardware failure in node0 and multiple monitoring failure"

there is log when the device long time not going up. now i see not alarm and status fpc is online.

show chassis alarms
node0:
—------------------------------------------------------------------------
No alarms currently active

node1:
—------------------------------------------------------------------------
No alarms currently active

 

show chassis alarms
node0:
—------------------------------------------------------------------------
No alarms currently active

node1:
—------------------------------------------------------------------------
No alarms currently active

Re: multiple IKE using same gateway?

Re: How to setup multiple IKE gateways

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Hi Hong Zeng,

 

May i know whether your case already get the solution?

 

Thanks

Re: Security Director don't delivery correct schema configuration for SDSN

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Hi,

up for this post. We have same exact problem, tried also to uprage at 18.1 version without resolution.

Any ideas or supports from Juniper?


Route Traffic to different next-hop on basis of NATted IP

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Hi,

 

I have a scenario, in which I am connected to two different ISPs with different public IP. I am doing NATting of my Private IPs to Public IPs from two ISP. I want to route traffic to related ISP, if traffic is source natted to Public IP of that ISP.

 

I configured three separate routing-instance (1st Trust, 2nd ISP-1, and 3rd ISP-2). ISP-1/ISP-2 has default static route toward them and redistributing both routes each from ISP to Trust routing Instance.

 

I am facing issue that SRX select one default route which is e.g. ISP-1. If SRX is configured to NAT that traffic to ISP-1 Public IP, NATting and Routing going good. but if SRX is configured to NAT traffic to ISP-2 Public IP, traffic is routed to ISP-1 Next-Hop and skip NATting.

 

Kindly let me know, is it possible to do routing as per my scenario or not.

 

Regards,

Atif.

Re: Route Traffic to different next-hop on basis of NATted IP

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Hello,

in Juniper SRX, source NAT happens AFTER route lookup

https://www.juniper.net/documentation/en_US/junos/information-products/pathway-pages/security/security-processing-overview.html

You would need to change Your design to use interface-based source NAT so that xlation automatically picks the public src IP from the Your SRX' interface facing ISP-1/2/3 etc.

Alternate soution would be to use double-lookup with LT interface/cable loop so that another src IP lookup is executed before forwarding the xlated packet out.

HTH

Thx

Alex

Re: Route Traffic to different next-hop on basis of NATted IP

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Greetings,

 

Can you more elaborate this part Alternate soution would be to use double-lookup with LT interface/cable loop so that another src IP lookup is executed before forwarding the xlated packet out.

how to do it.

 

Route Based VPN

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Hi All,

 

I'm currently trying to build a VPN between my SRX345 cluster and a 3rd party service (Azure)

 

It's transpired the 3rd party will only use a route based VPN and I had prepared for a policy based one.

At present my current setup has multiple policy based VPNs for other customers / services.

 

I've been told that the Juniper platform will not support simultanious policy and route based VPNs - I'm not sure that's true but don't fancy taking the chance...Can anyone confirm if that's the case or if there are any other obstacles?
I've applied plenty of policy based VPNs before but never a route based on.

 

Apprecaite any feedback

 

 

Re: Route Based VPN

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there is NO problem having policy-based and route-based VPNs on th same SRX

regards

alexander

Re: Route Based VPN

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Route based is fairly straightforward.

 

If you are using multiple instances it is important to remember the following (IPSec):

 

IKE Phase 1 will create the tunnel between the physical endpoints.

IPSec Phase 2 will set up the data channel using the tunnel.

 

The data tunnel at the SRX end, exits via the st0 interface. If you are utilising multiple VRs, it is important which VR you place the data end point (st0) interface. I have just configured the exact same thing, from Azure to an SRX1500 in a specified routing instance. 

 Create the static route to the Azure networks within the VR rather than globally.... as per what I did in our Customer-VR below:

 

set routing-instances Customer-VR routing-options static route (azure network addresses) next-hop st0

 

Then you need your address book entries and assign to an address set and apply to the policies between the routing-instances.

 

Worked for me for Azure to the RADIUS and LNS REST APIs via the Site-to-Site routed VPN.

 

Let me know if you want the actual config I used and I will put here (Minus our addressing of course Smiley Happy  Smiley Happy

Re: SRX300 legacy DHCP vs JDHCP client-identifier

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hello,

 

We have the same problem here.

 

We have found a workaround not ideal but...

 

We call the ISP and we ask for the ip assign to the device. After, in the Internet interface, we configure a static ip and we activate the configuration. After, we remove the ip and change the configuration to DHCP and active the configuration.

 

After that, the internet work on the unit. The SRX seen to save the ip somehow.


Re: mysterious global address-book

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@wdusys, I tried recommened setup like:

set security address-book b address c
set security address-book b attach zone a

but when I try to create an address like:

[edit security]
set address-book something address 10.20.0.0/24
                                                 ^
missing argument.

[edit security]
r1# set address-book something address 10.20.0.0/24 ?
Possible completions:
  <ip-prefix>          Numeric IPv4 or IPv6 address with prefix
+ apply-groups         Groups from which to inherit configuration data
+ apply-groups-except  Don't inherit configuration data from these groups
  description          Text description of address> dns-name             DNS address name> range-address        Address range> wildcard-address     Numeric IPv4 wildcard address with in the form of a.d.d.r/netmask

 Meanwhile I deleted the address book I had, but it gives me an error that source address or address-group not found, presumably until I can get one created.

 

I'm running JunOS 15.1X49-D45

So I tried to create it like:

[edit security address-book]
r1# set  something address a1 10.20.0.0/24

which worked, but now I get a commit check error:

# commit check
[edit security zones security-zone something]
  'address-book'
    Zone specific address books are not allowed when there are global address books defined
error: configuration check-out failed: (statements constraint check failed)

Migrating SRX100H2 to SRX300

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Dear Community,

 

I would like to seek help on how to start migrating SRX100H2 to SRX320

Is there a rough guide, or even better, a step by step guide on how to migrate the configuration over?

 

Any advise is appreciated.

 

Thank you.

Re: multiple IKE using same gateway?

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I am going to be testing this myself soon for another Site-to-Site that will have to use the same physical interface. I think I am going to have to use sub-interfaces but will let you know the results when I have configured and tested.

Re: Migrating SRX100H2 to SRX300

IP Phones Restarting with Juniper SRX1400

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I have a new configuration for SRX1400 in Head Office and there is VPN connections with three Branches (A, B and C) witch have Cisco IP Teleohony

 Head Office: Cucm 4.1

Branch A: CUCM 10

Branch B:  Call Manager Express

Branch C: Call Manager Express

 

when i connected SRX1400, everything working fine, except Branch C, all IP Phones restarting randomly

 

 

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