Hi,I have a Cisco ASA with a remote VPN to a Cisco router.It seems the tunnel only comes up if I ping the remote router from the inside LAN of the ASA then both sides can ping each other. However if for example the VPN tunnel is down and I ping from...
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We're using ASR1001-X with universalk9.16.09.05 version. When I was trying to find the next hop with a pair of src-dst-ip and port to evaluate the load sharing algorithm with the command "show ip cef exact-route src-ip dst-ip dest-port 443 " and got...
Hello. The DMVPN router already advertises all necessary downstream subnets via EIGRP. This router will be peered with downstream routers. QUESTION: 1. Do the downstream routers also need to advertise all connected subnets (#network 172.16.1.0, #net...
Resolved! BGP route learning but not able to ping
Hello, Pease find the below lab configuration. R1 and R2 same AS . R3 and R4 is different AS. i have advertise the two network (6.6.6.6/32 & 7.7.7.7/32) Both the network im able to ping R2 and R3. But not able to ping R4. R4 both neighbor establish s...
Resolved! OSPF LSA refresh timer is not 30 minutes
Hello,I've got very simply topology R1---R2---R3 RID are respectively 1.1.1.1 2.2.2.2 3.3.3.3 On R1 when I check show ip ospf topology I would expect Age timer to reset to zero once it reaches 1800s(Because that's when for example Router2 has to re-s...
Resolved! A question about BGP Communities
Hello!I have a question about BGP communities. I understand that communities are path attributes which are a way of tagging specific BGP route advertisements in order to ensure proper route selection policies/traffic engineering, etc. I've seen examp...
R1---R2 is running with ibgp .I checked the configuration like AS number , MTU as well MSS setting on both side . looks good and symmetric .both side MTU is 1500 bytes . we have set the MSS as 1460 bytes also on both side .what should be the possible...
Resolved! Issue with HSRP Preemption
Hi, I am using HSRP in my lab with a default priority. But, having issue whenever my active router goes down, and later when it comes up then it is continuing with standby status not the active. I enabled Preemption that is also not working. when my ...
what is loading ,route tag ,reliability,TAG in below--- AAA#sh ip route x.x.x.xRouting entry for x.x.x.x/25Known via "eigrp 100", distance 170, metric 2688256Tag 65207, type externalRedistributing via eigrp 100Last update from XXXXXXX on TunnelXXXXXX...
Good afternoon everyone, my organization has added a Branch Office.I wish to have all of the internet traffic for the Branch Office flow through the HQ NAT Router. I have set up a working DMVPN with dynamic routing using eigrp (see the attached image...
Resolved! OSPF Routing -Designator ID
Hi, I have done OSPF lab. In that I have noticed OSPF Designated ID in every Ethernet link is confusing about selection. The selection Process is based on Priority or Router ID. "OSPF deems a router more preferable if the priority for the interfa...
Hello,I'm not sure, where I should use graceful restart and where not. Please help me with GR for OSPF, BGP and LDP configuration for the network shownIn my Example we have one distribution area with 2 Switches using FHRP and connected on L3 routed l...
Hi,I am working on some scenario and i am stuck to solve it.The scenario isR1 is connected to 3 other Routers. Namely R2,R3 and R4.R1 is accessing loopbacks 100.84.1.1 and 100.84.1.2 through R2 when R2 is up and working.When R2 goes down, then track ...
Hi,I have learned how to create subinterfaces on a router for inter-VLAN routing purposes. Recently, I have noticed that routers can be connected to other routers using subinterfaces. Can somebody explain how to do that? Please find below the network...
Resolved! Consequence of changing EIGRP router-ID?
Hello. On a production routing device, if change the EIGRP router-ID, what will be the consequences? My specific admin issue-- When i use command sh ip eigrp topology A.B.C.D /24 to see the originating router, I often an given an IP that I don't reco...
