Questions tagged [cisco-asr]

For questions about or involving the Cisco ASR router family. For instance, ASR1000, ASR9000 etc.

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Cisco ASR1006 QoS on pppoe session: Police percent not supported - no bandwidth for percent calculation

I want to perform QoS on specific (or all the) L2TP sessions that establish on ASR1006 router (LNS). What I have managed already is to set a police at a specific rate for a class that matches access-...
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how to limit or block broadcast traffic on ASR920 service instance EVC

I don't want to turn off all port, I want to block completly broadcast traffic, or the best to limit rate to 500 pps broadcast, all more to drop. Is there any way to do it on Cisco ASR920? I have ...
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1 answer
199 views

Cisco ASR 1001 transceivers not working

I've a Cisco ASR 1001 v03. When it got to my hands it wouldn't save the config after reboots, after some research I found out the config-register had a wrong value and it was fixed by running ...
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  • 123
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1 answer
66 views

Logging discriminator to omit specific log message in Cisco

I'm trying to omit a specific log from being sent to our NMS. We are already using a discriminator to limit the severity of messages to include 5,4,3,2,1,0. I'd also like to add to this so that it ...
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2 votes
0 answers
56 views

Cisco ASR9K Bridge Domain Loop

If multiples interfaces on a Cisco ASR 9K bridge domain are going to the same broadcast domain, can a loop occur ? Something like this : bridge-domain VLANX interface TenGigE0/0/0/0.X --> To ...
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  • 445
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1 answer
54 views

OSPFv3 Authentication IPSEC SPI/Logging issues - Can you filter out logs?

I'm running into a problem with our Cisco ASR-1002HX and ASR-1006X. I have a mix of Juniper and Cisco routers all configured exclusively with IPv6. All of our routers are in the same ospfv3 area 0. We ...
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  • 157
3 votes
1 answer
290 views

Many ways of configuring MPLS pseudowires, and choosing only one

I am discovering MPLS configuration on Cisco ASR920, and for almost any "thing" that can be configured, there is often two or more ways to do it. For example, given this configuration: ...
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5 votes
1 answer
515 views

Finding the right BFD timers between Juniper QFX5110 and Cisco ASR1000

I am trying to configure BFD for both OSPF and BGP on the Cisco ASR1000 (non X) and Juniper QFX5110. The problem is that the QFX doesn't officially support BFD timers lower than 1000ms without ...
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0 answers
280 views

NAT overload and access to web resources

I have really bizarre problem in clients network. Clients have access to the internet via NAPT - I'm using several public ip addreses for this purpose. (I'll change ip addresses for obv reasons) ip ...
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1 answer
111 views

implementing broadcast traffic restriction

Can we restrict the high broadcast traffic from interface in Cisco ASR9k and 7600 routers? If so, what configuration we should apply?
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how to factory reset ASR 1001-X

So I was setting up/testing this router. While using auto-secure during the auto-configuration. {Router#setup...} Once I get through auto setup and reloaded. I was not able to login. I did some ...
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2 votes
0 answers
75 views

Method to rename the existing BGP peer group

In Cisco ASR router, do we have any method to rename the existing peer group without removing and recreating it?
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2 votes
1 answer
395 views

Match cos is not supported for this interface in the output direction

I Have ROUTER CISCO ASR 903 ( IOS XE V3.18 ) ip access-list extended ip-google-traffic permit ip 8.8.4.0 0.0.0.255 any permit ip 8.8.8.0 0.0.0.255 any permit ip 8.34.208.0 0.0.15.255 any permit ...
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1 vote
0 answers
81 views

ASR9001 Nv Satellite configuration [closed]

I've read on CCO that a host which is part of a simple ring configuration can only be part of a single dual-home pairing.. So to confirm, a topology as seen below is not supported? Thank you.. ...
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2 votes
0 answers
118 views

point- to – point local switching

I want to build an point- to – point local E-line carrier Ethernet services between IOS XRv routers using the link bundles. Once the two local EFPs linked with a point-to-point cross connect, the ...
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1 vote
1 answer
666 views

Provide L3 gateways in a multi-tenant VXLAN environment with ASR9K and N9K

I'm trying to make a PoC about VXLAN, and I have a design issue. I have one c3750 per client, each 3750 is connected to an N9K with a single fiber (per client). So each N9Ks are connected to multiple ...
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7 votes
2 answers
2k views

ASR920 and output drops - surprisingly, IPTV seem to work okay

Maybe my question will be a bit unusual because I will not ask why something doesn't work. Instead, I will ask why things seem to work okay. I have ASR-920-24SZ-IM connected to upstream ASR9ks with ...
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1 vote
2 answers
307 views

how to Prevent hosts to traceroute their G.W ?

I want to prevent all hosts from seeing the core router when they do traceroute , knowing that I'm using cisco router , any idea to do this ?
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1 vote
1 answer
2k views

ASR1002 - bootflash

Refurbished ASR1002 not booting due to these problems: It got to ROMMON this far. How do I go from cleaning to getting this to some random image so that I can desperately upgrade image? Thanks. ...
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1 vote
2 answers
518 views

Trigger a syslog message on ASR9k

I want to send a syslog message from ASR9k. E.g i want to send the message(trigger) "hello world" from my ASR9k. Please suggest the command used for same. In one of the other blogs, i read: send log ...
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2 votes
2 answers
612 views

ASR-901 shows static route but not MAC address table and ping does not respond

My problem is that I declared a static route in a Cisco ASR-901 and it is shown while doing show ip route: SOYUNCORESWITCH(config)#do sh ip route Codes: L - local, C - connected, S - static, R - RIP,...
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2 votes
1 answer
2k views

SSH V2 on ASR-9K

Trying to enable ssh on ASR-9K via vrf management interface. Doesn't seem as straight forward as regular IOS or NX-OS. Help appreciated. # RP/0/RSP0/CPU0:asr#show run Tue Apr 4 21:54:55.407 UTC ...
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1 vote
1 answer
657 views

ASR-9K (vrf route and mgmt)

I see that regular IOS & NX-OS & ASR(IOS-XE) have different ways of setting out-of-band management interface. Below is brief config. I can ping my immediate default gw but can't ping ...
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2 votes
2 answers
4k views

Why would Type-5 AS External OSPF Route not install in routing table?

I am redistributing an eBGP route into OSPF, I see the route flooded in the database, but it is not installed in the routing table on the other routers. What would cause this route not to install in ...
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2 votes
2 answers
2k views

BFD on BGP at ASR 1k

I'm setting up BFD on BGP between ASR1k and ASR9k. On 1k #show bfd neighbors details dosn't produce any output. Seems like BFD is not running. CPU Proccess running on 1k: BFD HW EVENT, BFD IPV6 ...
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1 vote
0 answers
1k views

ASR1006 IOS upgrade with ISSU

We were running Cisco ASR 1006 on single RP2/ESP since long time but today two purchased secondary (standby) RP2/ESP for redendency. Now question is how do i upgrade IOS on secondary RP2? I am ...
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1 vote
2 answers
2k views

Multiple IPSEC tunnels between 2 Cisco Routers

I have a scenario where we need to establish multiple IPSEC tunnels between 2 devices. In the above scenario, ASR has multiple VRFs and we want to create IPSEC tunnel for each VRF and the other end ...
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1 vote
1 answer
5k views

Cisco IOS SHA-1 hash doesn't match

I download IOS from Cisco TAC and trying to load on ASR1006 but getting following error. I have compared bytes and they are same 671089864 on cisco TAC. On Cisco TAC they have MD5 hash & SHA512 ...
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1 vote
1 answer
2k views

Cisco ASR1001 licence throughput measurement

Cisco ASR1001 comes with 2.5G throughput license and later you can upgrade to 20G. I have question if i have 10G link and i get attack of 5G and i use ACL to drop all packet on ingress interface in ...
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0 votes
1 answer
985 views

ASR 100X series hardware redundancy?

I have very little knowledge of the Cisco ASR series. We are planning to buy a ASR 1001X series router, but I have a question related to hardware redundancy. Do I need to buy two Cisco ASR series ...
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  • 4,237
1 vote
3 answers
11k views

Setting up Cisco TenGig ethernet SFP on ASR 1001-x

I'm having trouble with what should be a simple config setting up a 10GigE SFP on an ASR-1000-x. A fiber patch is connected to the SFP sitting in the TE0 port of the device. The interface reports ...
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1 vote
1 answer
269 views

ASR9K XML API - Can't Authenticate

Trying to set up the XML API on an ASR 9K and find myself unable to authenticate with the XML API using Netcat. I've configured the box as below: Building configuration... !! IOS XR Configuration 5....
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1 vote
1 answer
2k views

Cant access remote management interface

The data link is completely okay. I can access MGMT IPs of routers (10.0.0.2 |10.0.0.4) from 3750 but not from PC. I can access 3750 MGMT IP (10.0.0.1) from PC . Any idea why ? Note : All management ...
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0 votes
1 answer
565 views

Cisco ASR1006 Power usage

Hello everybody I hope all is well. I was wondering if somebody can help? I am trying to find a command to run for the power utilization on a ASR1006 using the following version of IOS-XE; Cisco ...
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1 vote
0 answers
237 views

ASR9K line default width 0 does not work. Any idea?

I was trying to set default terminal width to 0 (or longer than 80) on ASR9K router. But as seen below, once I logout and login terminal width is changed to 80. Please advise me what is wrong with ...
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7 votes
3 answers
5k views

Does anyone know how to import ssh public key to ASR9K (IOS-XR)?

I am trying to login ASR9001 router using ssh public key authentication. I tried to import my ssh public key to the router but no success. RP/0/RSP0/CPU0:ASR9K-1#crypto key import authentication rsa ...
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4 votes
2 answers
304 views

IOS-XR XML agent ssl

I have enabled xml agent on ASR9k: #show run xml agent ssl Tue May 20 22:19:11.791 UTC xml agent ssl iteration off ! When I try to connect to port 38752 it gets disconnected with connection reset #...
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9 votes
3 answers
18k views

ASR1K feature licensing navigation

I'm looking at deploying a pair of ASR1001 units at the WAN edge to support 2x IP Transit and 1x Peering services. I need to do IPV4 and IPV6 eBGP and iBGP to advertise the peering routes into the ...
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13 votes
3 answers
12k views

How do I read optical transmit power via SNMP on Cisco ASR9k?

I am looking to read optical transmit and recieve power of XFPs in our ASR9k. The MIB used should be "CISCO-ENTITY-SENSOR-MIB" which is 1.3.6.1.4.1.9.9.91 and occording the ASR9000 documentation, this ...
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