Hello,As my pre-final exam topic for CCNP SP, I’m currently studying MPLS and would like to ask a quick question. Is MPLS considered a tunneling protocol?I’ve always understood tunnels to have two key characteristics: encapsulation (for example, with...
Hello all, am trying to test MPLS VPNv4 feature on EVENG and my goal is to import default Internet route and MPLS VPNv4 with two different VRFS as mentioned below, Can someone guide me furhter to fix this issue. PE225-PE01#show running-config | sec v...
We are currently facing an issue with GRE tunnel connectivity between two sites.The GRE tunnel is up and appears stable.From Site A, we are unable to ping the primary GRE source loopback at Site B.However, from Site B, we can successfully ping the pr...
Hi dear community,I am facing an issue with the following setup :Ping is not OK for the BGP EVPN VPWS Service (Vlan / EVC 20).Here is the configuration of the involed PE :Cisco PE ISR1111:interface GigabitEthernet0/0/1 no ip address negotiation auto ...
Hi everyone, I am trying to configure ECMP for Segment Routing Traffic Engineering on an ASR920. Here is the configuration I have applied: segment-routing traffic-engsegment-list name SL_TEST_PATH_1index 10 mpls label 17201index 20 mpls label 15984 s...
I have Both NCS540 router and getting GTP loss on site, now i want to configure ECMP for load balancing, one media is MW and Secondary media is UBR so pls suggest how can i configure ECMP and how can i sure ECMP are working fine in router ?
in IOS XE (and also XR if you want to), you need to use hex value to define affinity (admin group) for link colouring in RSVP-TE.since you can only configure one affinity per interface and one affinity/mask pair per LSP, does that mean the mask match...
I have a simple setup of a c3064X [nxos 7.0(3)I7(9)] connected to a NCS-5501 [XR 7.7.21] with a trunk using vlan 4048. When I add the IP to the subif on the 5501 I can ping/connect both ways. If I use a BVI [it is going to be a larger domain] it do...
Could you please tell me when will be the Cisco C1111-4P router be EoL? Currently we have issues with some countries not letting the device to be installed and I would like to know if there will be an EoL announced in the next years.
in inter-AS VPN option C, we can use RRs of different ASes to peer with each other instead of PEs.when used in EVPN, IOS XE as RR must configure 'next-hop-unchanged' which makes it out of band or the forwarding will not work despite type 2 and 3 rout...
Hi all, I’m thinking about starting my CCIE journey and I’ve been looking at CML and EVE-NG. At the moment, I’m leaning towards CML since it seems like less hassle when it comes to getting images and setting everything up.In terms of hardware, I’d re...
Hey guys Thank you for a great resource! I am seeing a difference between XE and XR in how routes are imported into a VRF that i was hoping maybe someone could help shed some light on. Context: I have two RRs both serving the same two PEs.RR1: 10.255...
in all-active multihomed L2 EVPN, the failover time seems to be quite slow as tested with IOS XE by disconnecting attachment curcuit. below is ping from CE. static LAG: (both PEs are 'DF state: forwarding') !!!!!!!...*Mar 10 15:39:45.723: %LINK-3-UPD...
Hello, I'm testing SR-TE using PFP on a lab enviroment and I have a doubt on my configuration. I have a CPE connected to a Cisco ASR9902 that is the Head End of the SR-TE, the remote tail end is a Cisco ASR9000. Sending traffic from the CPE to remote...
in normal L3VPN, we need to advertise the attachment circuit IP segment to remote PE for CE connectivity. however in 6VPE, this is not needed and the segment appears automatically on remote PE. this is consistent in IOS XE, XR, and Junos. is it becau...
