English
Nagendra Kumar Nainar commented on Why using MLDP if current LDP works and also support multicast in MPLS 3 weeks ago

Hi Majeed, LDP helps building unicast LSP. LDP by itself cannot support building multipoint (P2MP...

Nagendra Kumar Nainar commented on MPLS LDP CISCO 7200 and Junos Olive in MPLS 3 weeks ago

Hi can you get "show MPLS LDP discovery" 

Nagendra Kumar Nainar commented on MPLS LDP CISCO 7200 and Junos Olive in MPLS 3 weeks ago

Hi, On Cisco side, LDP router ID is set to loopback0. Loopback0 interface is part of ISIS BACKBOND...

Nagendra Kumar Nainar commented on L3VPN using MPBGP without MPLS/GRE .? in MPLS 3 weeks ago

Hi, The one you highlighted in the picture is RD. It is different from label. RD is used by control...

Nagendra Kumar Nainar commented on Additional Tunnels for MPLS routers in MPLS 4 weeks ago

yes, that is expected.

Nagendra Kumar Nainar commented on Additional Tunnels for MPLS routers in MPLS 4 weeks ago

Hi, For some features, tunnel will be automatically created (like MDT tunnel, PIM etc). Can you...

Nagendra Kumar Nainar commented on Implicit VS Explicit label in MPLS 4 weeks ago

Hi, CE1----PE1---P1---P2---PE2---CE2 Assume CE1 is sending packet with PREC 5 marking to CE2. PE1...

Nagendra Kumar Nainar commented on L3VPN using MPBGP without MPLS/GRE .? in MPLS 4 weeks ago

Hi Sourav, Can we form vpnv4  neighbor without need of MPLS / GRE ? <Nagendra> As long as the...

Nagendra Kumar Nainar commented on L3VPN using MPBGP without MPLS/GRE .? in MPLS 4 weeks ago

Hi Sourav, MP-BGP are normally enabled between edge routers which are connected by otehr core...

Nagendra Kumar Nainar commented on MPLS & IP CEF Load Balancing in MPLS 1 month ago

Hi, Since the traffic is all sourced and destined to the same IP addresses (A's Lo0 and D's Lo0)...

Nagendra Kumar Nainar commented on Implicit VS Explicit label in MPLS 1 month ago

Hi, 1) As per my understanding both implicit and explicit label is assigned by the last LSR...

Nagendra Kumar Nainar commented on mpls bgp forwarding in MPLS 1 month ago

Hi, A node should understand if it can send/accept labeled packet over any interafce. When LDP is...

Nagendra Kumar Nainar commented on load sharing traffic to single ISP in IPv6 Integration and Transition 2 months ago

Hi Alex, From a basic connectivity point of view, I think it should work as long as you have the...

Nagendra Kumar Nainar commented on MPLS TE over MPLS transparently in WAN, Routing and Switching 2 months ago

Hi, So if there is no rsvp or access to node in middle there can be no mpls te? <Nagendra...

Nagendra Kumar Nainar commented on What is the function of bfd(bi-directional forwarding detection) and how is it used on Cisco routers? in MPLS 2 months ago

Hi, What is the function of bfd(bi-directional forwarding detection) and how is it used on Cisco...

Nagendra Kumar Nainar commented on troubleshooting the VPN Customer Sites in MPLS 2 months ago

Hi, What type of issue are you troubleshooting?. - is it complete packet/connectivity loss,...

Nagendra Kumar Nainar commented on What is good way to summarize network 1.1.1.178 and ? in WAN, Routing and Switching 2 months ago

Hi, Are you looking for a summarization without affecting address other than what is mentioned?. If...

Nagendra Kumar Nainar commented on Is IPv6 Unicast Routing enabled by default in ASR 9000? in WAN, Routing and Switching 2 months ago

Hi Pranav, Yes. I think you wont find ipv6 unicast-routing command as it is enabled by default. -...

Nagendra Kumar Nainar commented on MPLS LDP neighbor not coming up in WAN, Routing and Switching 2 months ago

Hi, On B the LC is PFC based while on A it is DFC based. Do you have any otehr neighbors on A or B...

Nagendra Kumar Nainar commented on MPLS LDP neighbor not coming up in WAN, Routing and Switching 2 months ago

Hi Yagnesh, Based on your ping test, it appears that the multicats pakcet destinated to 224.0.0.2...

Nagendra Kumar Nainar commented on BGP refresh capabilty in WAN, Routing and Switching 2 months ago

Hi Sarah, Like Peter said, we dont need soft-reconfiguration inbound configured for route-refresh....

Nagendra Kumar Nainar commented on dual bgp routers with dual uplinks (primary/secondary) default route selection in WAN, Routing and Switching 2 months ago

Hi, From the output, I assume 10.34.9.101 is eBGP neighbor and 10.35.128.89 is iBGP neighbor?. It...

Nagendra Kumar Nainar commented on Next hop when redistributing BGP into EIGRP in WAN, Routing and Switching 3 months ago

Hi, You are receiving the prefix from iBGP neighbor. So tweaking eBGP admin distance may not help....

Nagendra Kumar Nainar commented on Entropy Label Capability in MPLS 3 months ago

Hi, I think it should be a documentation issue. Entropy label was targetted for CRS (P routers) on...

Nagendra Kumar Nainar commented on Doubt about IPv6 Stateless Configuration and EUI-64 in IPv6 Integration and Transition 3 months ago

Hi, To create EUI64 yes, the prefix should be /64. -Nagendra

Nagendra Kumar Nainar commented on Entropy Label Capability in MPLS 3 months ago

Hi, It seems this is not supported in ASR9k yet. This appears to be supported on CRS. -Nagendra

Nagendra Kumar Nainar commented on Router not learning arp / Mac and not pinging mux in WAN, Routing and Switching 3 months ago

HI, can you share the configuration from the interface?. Do you see ARP triggered?. It is showing...

Nagendra Kumar Nainar commented on Route-replicate using Cisco EVN problem updating prefix-list within the route-map in LAN, Switching and Routing 3 months ago

Hi, Per my understanding this is expected. VRF leaked route might require a route/process clear to...

Nagendra Kumar Nainar commented on Difference Between OSPF Different AS and EBGP in WAN, Routing and Switching 3 months ago

Hi, In a controlled small environment, what you suggested is definitely possible. You can simply...

Nagendra Kumar Nainar commented on How Ethernet MTU handles small IP packets? in LAN, Switching and Routing 3 months ago

Hi Mohammed, The normal Ethernet MTU is 1500 bytes. It is not the minimum packet size. The minimum...

Nagendra Kumar Nainar commented on Routing between same VRF instance on different PE routers in MPLS 3 months ago

Hi, It seems the labels are assigned and exchanged. Can you check the below: 1. On R1, check "show...

Nagendra Kumar Nainar commented on BGP path attributes in WAN, Routing and Switching 3 months ago

Hi, As mentioned in my earlier post, "the learnt prefixes" (IOW, the one received from other...

Nagendra Kumar Nainar commented on Routing between same VRF instance on different PE routers in MPLS 3 months ago

Do you have MPLS enabled on the core interfaces?. Can you check "show ip cef vrf <> <...

Nagendra Kumar Nainar commented on BGP path attributes in WAN, Routing and Switching 3 months ago

Hi, Any BGP router will run best path algorithm for all (learnt and locally redistributed) prefixes...

Nagendra Kumar Nainar commented on Routing between same VRF instance on different PE routers in MPLS 3 months ago

Just to add, I hope you have MPLS enabled on all core facing interfaces on PE and P routers.

Nagendra Kumar Nainar commented on Routing between same VRF instance on different PE routers in MPLS 3 months ago

Hi, Do you see those prefixes advertised by BGP to neighbor?. Do you see if it is installed in vrf...

Nagendra Kumar Nainar commented on Routing between same VRF instance on different PE routers in MPLS 3 months ago

You have to enable MP-BGP with VPNv4 address family enabled on R1 and R3 and redisribute the vrf...

Nagendra Kumar Nainar commented on BGP path attributes in WAN, Routing and Switching 3 months ago

Hi, By default the locally advertised network/prefix will be marked with a weight of 32768. Weight...

Nagendra Kumar Nainar commented on The need for site to site VPN in MPLS 3 months ago

Hi, You dont normally see VPN between nodes that are completely connected via nodes that belong to...

Nagendra Kumar Nainar commented on Why does one bgp neighbor always remain Active status instead of Idle? in WAN, Routing and Switching 3 months ago

Hi, Any BGP speaker will try to establish the session to the configured neighbors. When it try to...

Nagendra Kumar Nainar commented on How to identify which gateway is forwarding packets in WAN, Routing and Switching 3 months ago

Hi Abhijit, It depends on how your network is designed. How is your network designed?. Both the GW...

Nagendra Kumar Nainar commented on OSPF -> EIGRP Next Hop in WAN, Routing and Switching 3 months ago

You can route-map to match ip address (using ACL) and set the metric. In your topology, try the...

Nagendra Kumar Nainar commented on ACL problems in WAN, Routing and Switching 3 months ago

Can you share the full config?. From where are you doing the port scan?.

Nagendra Kumar Nainar commented on ACL problems in WAN, Routing and Switching 3 months ago

Hi, "permit tcp xxx.49.xxx.8 0.0.0.255 any eq 443" will permit any incoming traffic (assuming the...

Nagendra Kumar Nainar commented on OSPF -> EIGRP Next Hop in WAN, Routing and Switching 3 months ago

Are you redistributing OSPF to EIGRP on both R1 and R2?. or just on R1?.

Nagendra Kumar Nainar commented on MPLS Extension to CPE in MPLS 3 months ago

Hi, If it is a VPN service provided (over MPLS core) for different sites, I think it should be ok....

Nagendra Kumar Nainar commented on Difference between MPLS,MPLS L2 VPN and MPLS L3 VPN? in MPLS 3 months ago

Hi, MPLS is the protocol used to establish Label switched Paths (LSP) that can be used as...

Nagendra Kumar Nainar commented on clearing static nat entry in WAN, Routing and Switching 3 months ago

Hi, You dont need to clear the translations. When you try to remove the NAT command, it will pop a...

Nagendra Kumar Nainar commented on traceroutes showing originating IP in WAN, Routing and Switching 4 months ago

Hi, What version is this?.

Bio












Nagendra Kumar Nainar's Stats

Points1154
Discussion started 0
Answers marked as Correct 142
Endorsed 3
Content Rated 9
Website: