Routing

Hi all, I have three Cisco 2801 routers which I purchased second hand for doing labs for my certifications. Now my R1 will allow SSH connection, but my other two will not. I have tried troubleshooting as far as I can, but I cannot find the issue. All...

Hello I'm learning frame-relay, Inverse ARP is not working in p2p subinterface, then I tried to configure static mapping which also not able to do. I have attached output below can anyone explain me   interface Serial6/7no ip addressencapsulation fra...

Hi Freinds according the below config , which command let me catch the operation of tag 1000 on IOS XR router isis core-agg interface Loopback0 passive point-to-point address-family ipv4 unicast tag 1000

Hello AllActually we have 4 ASR 1006-X which running IOX-XE 3.16.05 and want to upgrade them form ADVANCED ENTERPRISE to new Universal.is there any upgrade / migration procedure to do thatas i know because of our ADVANCED ENTERPRISE IOS-XE we dont ha...

HI,  is there any problem with the performance of any traffic if i will manipulate the download and upload traffic in a different path .??I want that source 1.1.1.0/24 should go via ISP and come through via ISP -2 . Outgoing and incoming will be diff...

hi,storm control Broadcast is not making port down automatically when there is a loop in cisco SG-300 switchs.??what can be the problem ?

Hello,  I have recently tried to set my Cisco UC520 router up so I will be able to reach CCA with a username, password and a IP address.   I followed these steps: https://community.cisco.com/t5/voice-systems/how-do-i-reset-a-uc520-so-that-it-is-ready...

I need a script to find all disabled ports (ifAdminStatus=1) and un-shut them (or any other action) The problem is I cannot get the value by if command. Seems I'm missing something.As you can see the value of ifAdminStatus for interface with index 20...

Hello Guys,we are MPLS provider I have a weird issue, I have three client sites connected in an MPLS.  we have configured EIGRP for them.  all sites are exiting through one main site from Firewall and everything works well. The issue is here site 1 h...

Hello,I would have a question regarding the MLS/MQC QoS .We have a Cisco 3850, supporting two QoS Queuing hardware models at egress: 1P7Q3T OR 2P6Q3T (mentioned here page 66: https://www.ciscolive.com/c/dam/r/ciscolive/apjc/docs/2016/pdf/BRKARC-3439....

Hi, Could you please share difference b/w local-pref inbound and AS-path prepend inbound. In which scenarion these two can be used.Also if we applying AS-path prepend inboud on my router so would ASN be of ISP or my side ASN to lengthen path.

Hi , I am new to Cisco routers and i was trying to configure PBR in Cisco router. I was facing problem in forwarding HTTP Traffic to the cache_server. Please help me to find the rules to forward the HTTP traffic. Thanks,Tamil

Hey Guys, I am wanting to perform a baseline of our core network performance. What i am particuarly interested in is how many packets per second the core switches are processing and the current backplane performance. We are using older 3550 stackable...