Routing

Hi.  We need to configure 6 devices in a network /28 to see each other in ISIS.  4 of them have IOS and 2 of them have IOS XR. The interfaces are subinterfaces of a bundle.  And there is a restriction from the Vendor giving us Layer 2 connectivity th...

Hi everyone,I am having weird problem with my edge routers .Everything was working perfectly before I configured NAT forwarding but  stopped allowing incoming telnet and ssh sessions from the internet the second  it was implemented . I have added an ...

The RFC for Neighbor Discovery (RFC4861), in section 8 states: "A router MUST be able to determine the link-local address for each of   its neighboring routers in order to ensure that the target address in   a Redirect message identifies the neighbor...

Hi    I have two point to point link on a single router/Switch and using OSPF on the same. Now we have two requirement:   Condition 1:  if there is Jitter, delay, packet drops on primary link due to bad link (carrier network issue). Router should tra...

Hi Friends,I have a strange issue with simple GRE Tunnel. There is a Tunnel configured between Downstream and Headquarters. However, the tunnel is showing down even though all the configurations are in place. config details is as attached. We have co...

We're migrating from Cisco 2911 Router to Cisco ISR 4321 Router. 2911 Configuration: --> 2 WAN 10Ge Ports, 1 is Assigned to WAN & 2nd is Assigned to Internal Network with Sub-Interfaces. --> EIGRP Routing connecting to other sites via Multipoint GRE ...

Hi all,    I have some question would like to check on the issue with high CPU utilization and causing the switch being freeze and unable to operate as expected. The switch with freeze issue had being resolved after rebooting. I try to trace back the...

Hello,   I am trying to carve a TCAM region to configure static MPLS on my Nexus 9300 (93180YC-EX) running 7.0(3)I4(2).   The documentation suggests using command "hardware access-list tcam region mpls ...". But it seems the command is not supported ...

Hi, I'm trying to add 2 SFP modules to my ASR 1001. There are Cisco SFP GLC-LH-SMD. In Cisco compatibility matrix this SFP are supported by ASR 1000 series but when i'm connecting one I've got following message in logs: *Oct 29 06:09:49.108: %TRANSCE...

When I try to do a config revert of a Cisco 4451 code 16.03.5 an message comes up.  I was wondering if anyone know what it is?   config t revert timer 10 %No Rollback Confirmed Change pending   I enabled archive path flash:  should I do archive path ...

Hi A quick question, does the 802.1q VLAN trunking functionality exist in the LAN base image of the 3650, or do I need IP base? If anyone can also point me to an actual reference for this info, that would be great. Thanks, Michael

Hello community, I've got a question related to the catalyst 3850, I understand this device has now support for MPLS, including L3VPN and 6PE.   What I'd like to know is if those features are done via hardware ASIC or uses the general purpose CPU.   ...

We have a 3925E voice gateway that rebooted because of the below error. I found this bug CSCui08221 which I believe is the root cause. Can someone confirm this? Any assistance would be greatly appreciated.  I have attached the crash file for review i...