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Forum Posts
Hi We are trying to establish a Connection from our Cisco C6816 router to Azure-cloud( Express-route), to achieve this we need to use the QinQ VLAN configuration, I have done this on Nexus switch which is working fine, not able to get the exact c...
Resolved! rollover cable
what is rollover cable ? why it is used for ?
Hi, I am running labs and I came across the following situation:I have four R1 routers using the Fast 0/0 interface connected to R2 on fast 0/0, R2 using fast 0/1 connected to R3 on fast 0/1 and connecting from R3 to R4 via the 0/0 fas . When I run t...
Dear Support Community. I noticed the following log appears on one side of the link. the other switch has no such flapping recorded "C3750". The way they were set-up is that C3750 gets extended from C3550, only C3550 is alerting of the issue in the...
Dear Community, Recently connected an extended C3750 from an existing C3550 switch. the C3750 has IPbase OS but is currently used as L2 Switch. after configuration and testing, my windows 7 machines Network Adapter shows no network connection and l...
hi guys. a clients wants use cisco nexus for LAN core. for Intervlan routing, OSFP, BGP EIRGP and all thats features. first i review the Cisco 5672UP with LAN-Enterprise License and all is OK. we commit. but after reviewing the cisco Nexus 9372...
Hi Everyone, After Ios upgrade from 03.03.03SE to 03.06.06E I found in web console stack Packet Error 90% (it varies) after troubleshoot I found one port in master-switch giving problem g 1/0/5 if I disable, it will normal and if enable again then ...
Hello everyone, I've got a question about an home network where a 1941 is the WAN router (hostname: NWR01). I've set a while ago a DNS server on that router, everything runs smoothly. However, in order to be able to telnet other devices, I've added...
Hi all, Can a switch be connected to one port of one switch in a pair of N9K's in a vPC Domain ? And in the same way, can a standalone server be connected to a single port of one switch in a vPC Domain ? If so, what do I need to do config wise t...
Hi all Is the "feature interface-vlans" essentially the switcher between enabling Layer 3 or not ? If you do not enable it, can you still have an ip address on a single vlan interface like you would on a catalyst L2 switch ? I'm using the MGMT0...
Resolved! switch, router and vlans
Evening Cisco team, Suspect I have a vlan issue, either on switch or router that is doing my head in. Another set of eyes would be great please..... Environment Switch is 2900 XL series Router is 2691 MPS having CUCM 7.2.1 Switch IP 192.168.0.2 for...
Hi all,I have connected 2 Nexus Fex 2348UPQ (dual homed) to 2 Nexus 56128 in VPC topology. Following are the Configs: N56128(1)# fex 151 pinning max-links 1 description "FEX0151" fex 152 ...
Good day.I am currently taking a thesis about user community analysis on our campus network. I have looked in CCNA 3 Lan switching about user community analysis but lack info. Can you give me some info about how to conduct user community analysis and...
I have this 3560 that i was given i powered it on plugged in my computer via serial i cant get a prompt. I basically cant do anything on these swicthes. I cant do an RMA because the person who had them before me says they where working he says he c...
Hello all, I have two separate 7k 7706 at two locations ( site A and site B) both are running version 7.3(0)DX(1). Each have their own Internet circuit connected to them and are using EIGRP as the internal routing protocol. Currently I only have ...
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