Routing

Hi,The VTEP learns about other VTEPS, is it only via the originating router IP in the T3 route prefix?How the T2 route nexthop is handled in the clos topology with E-BGP sessions between leaf & spines, is it modified at every hop ? Thanks

Hello I have a homeserver which is behind a CGNAT. Therefore, I use a VPS with public IP which is connected to my virtual opnsense via WireGuard to avoid this. This works perfectly, and I can route the traffic from the VPS directly to my VMs. But I h...

I am attempting to leverage two ISR1100-4g routers to extend a subnet and vlan across a data center. This subnet hosts two Domain Controllers and my infrastructure team would like to host two new domain controllers in the same subnet in a different e...

Hi community,So i want to get some IBGP routes between two NXOS nodes, where one is running IGBP into the IGP (OSPF) onto the other node. This is to support a VM setup that the sever team claims has to come up on BGP and then be converted to our stan...

We have global DMVPN Phase 2 network based on 4 hubs (2 in North America and 2 in Australia)Issue is related to Spoke nhs entries configuration order. Does it matter? If no how will nhs be choosen?Here is initial configuration of spoke in AUS:interfa...

I’m currently migrating from a Cisco Catalyst 3850 Layer 3 core switch to a Cisco Nexus N9K using vPC. On the Catalyst, Interface VLAN 1622 is configured with multiple IP addresses on a single SVI, as shown below:192.9.203.253192.9.209.253 secondary1...

Whenever we plug 1G (GLC-LH-SMD) in NCS 5504 router, it is not coming up and also port not showing in show interface brief. Hardware is NCS-5504-SYS with NC55-MPA-12T-S-FC 

We have kind of below setup.NW-1.0 <-- Router A <-> Firewall <-> Router B --> NW2.0There is ibgp neighborship between Router A & Router B and routers A & B are connected via firewall.Router A is advertising NW1.0 via ibgp nei to Router B, similarly R...

Hi Team,Need help on bgp nexthop feature.I am trying to use bgp nexthop in ASR as well in nexus 9000 but it is not working. ASR -router bgp <>bgp nexthop route-map <> Nexus -router bgp <>address-family ipv4 unicastnexthop route-map <> Can someone ple...

Hello, I hope this finds everyone ok.I have a weird case to bring to the table that I have been unable to figure out for a couple of weeks now, and I hope to find some guidance in the community. Let me illustrate it. I am working for big company, wit...

I’m currently migrating the core switches from Catalyst 3850 (configured as a four-member StackWise stack) to Nexus N9K switches using vPC.During the review, I noticed that some servers and firewalls are directly connected to the Catalyst core with t...

Good morningI have a cisco N540x switch, that the administrator password is corrupt or unknown.I have followed the following method, but it doesn't workhttps://www.cisco.com/c/en/us/support/docs/ios-nx-os-software/ios-xr-software/217291-new-password-...

Didn't seem like this bug was resolved on PID: ASR-920-24SZ-MASR-920-24SZ-M(config-if)#do sh ver | inc IOSCisco IOS XE Software, Version 17.12.05Cisco IOS Software [Dublin], ASR920 Software (PPC_LINUX_IOSD-UNIVERSALK9_NPE-M), Version 17.12.5, RELEASE...

I am running into an issue on cisco NCS (probably not an issue and is the intended behaviour)I have multiple /24s that are all used for a cloud cluster and the vm inside the cluster uses .1 of each /24 for gateway, so i have made a BVI and have added...