Hi All,I am running a lab using Cisco xrd 7.11.2 control-plane on ContainerLab.In the lab topology I have an ASBR using InterAS-Option-C to exchange IPv6 prefixes with another AS. That ASBR is also a PE router for a VPNv4 and VPNv6 services.VPNv4 wor...
Forum Posts
as we know, in one-arm hub-and-spoke L3VPN, we need the hub CE to advertise a default route so spokes can learn it to enable spoke-to-spoke traffic.however, if the hub PE also provides internet access by advertising another default route, there will ...
Hi,I am testing in the lab trying to stitch an mpls-te tunnel to an sr-te tunnel.So basically, path from pe2 to pe1 should be traffic-engineered and should use both mpls-te and sr-te for specific reasons. It should be as follows:Pe1-P3-Cr1-[P1] = MPL...
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 ...
In lab testing with MPLS-TE and SR-TE I see that with MPLS-TE policy and tunnel active, when SR-TE policy is configured, the route announced by SR-TE takes preference over MPLS-TE.Following is the output from MPLS-TE:RP/0/RP0/CPU0:pe2#sh route 10.0.0...
We have an MPLS L3VPN connectivity issue affecting one specific remote site. Topologi is below.AGDM has MP-BGP VPNv4 sessions with both XINDI ASR920 and 4YOL ASR920. The VRF is VOIP. AGDM has ibgp with MSE2 (AS34170).AGDM successfully learns the VOIP...
Hello, everyone.I understand that when a router receives a packet and the output of show mpls forwarding-table lists No Label as the action, the router removes all labels in the stack and forwards the packet as a regular IP packet.The 2.2.2.2/32 rout...
Hello, everyone.I'm studying MPLS for my CCNP exam. I understand that FEC is a group of packets that will be forwarded along the same path and will be treated the same way in terms of priority and treatment.I also understand that all packets that bel...
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 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 ?
Resolved! IOS XE RSVP-TE affinity
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...
