Switching

Resolved! Port-channel from Nexus to 3750 switch won't come up

We have an old Nexus 5020 we are trying to setup in our lab. We want to setup a Trunked 2x wire 1gb/s etherchannel between the Nexus 5020 and a stack of 3750 switches. The Nexus has 2x GLC-T transceivers plugged in to give us 1gb/s ethernet for the ...

Cisco asr 920 router igmp issues

Hello team, We are configuring ASR 920,Two ASR routers are connected via Fiber Module and cables. We created a Bridge domain 10 in ASR router.Created two instances 1 and 10.Instance1 for untaged vlan and Instance 10 for vlan 10. We connected Cisco SG...

Compatibility between ASR9K and SFP-H10GB-ACU10M

Hi Everyone,I have in my environment two ASR9K with module A9K-16T/8-B and I am trying to connect using the Active Twinax cable 10M (SFP-H10GB-ACU10M), however when I connected the cable, shows the following error:State: Administrative state: enab...

DHCP not getting on Cisco 2960s Switches and Wireless Controller

Hi Everyone i am having an issue with DHCP. my problem is that we can"t get DHCP IPs through cisco 2960s switch but if i gave manually IP its working. every connections going through one core switch Catalyst 6880-XE we are using 10.6.4.X range...

Resolved! port-channel between a 2960X stack and a single 2960x

I need to create a port channel between an existing 2960X stack of say 4 2960X-FPD-L's and a single 2960X-24PD-L. I am looking for some examples that are not a single switch to a single switch, or cross stack to a cross stack .

Resolved! %STP-2-DISPUTE_DETECTED

Hi all, I have the error in subject, but I can see any log that tells me where the issue started, this is a Nexus 7000, is there any way I can find why the issue started? Thanks.

Resolved! ospf interface cost value

Hi Two routers A and B are connected directly with ospf neighbor. The below is routerA config with ospf cost 10000. Do you think the routerB' interface which is connected to routerA also needs to have "ip ospf cost 10000"? Thank you interface Gigabi...

'show snmp mib' command

Hello, on my routers and switches, I can run the command 'show snmp mib'. This returns all the human readable OID entries. But how do I find out their actual OID numerical values via the CLI. Can I do that, or do I have to refer to the official MIB t...

Resolved! Cisco ASA 5520 8.2 Nat issue

Hello Everybody I got a question regarding behavior on NAT on a 8.2 ASA version I got PAT going on for certain subnet nat(CORE) 3 access-list TEST global (inside) 3 10.1.3.10 Its working, but I need some traffic from that ACL to not be NATed so I...

speed command

I have three switches, one is 3850, the other is 4500, the last is nexus 6004, I want to add speed 1000, duplex full under interface, do I need to reload to take effect for those three switches?

Sup6-E on 4506 issue

Hi All, I've been trying to troubleshoot why my fiber links between my two 4506 switches are in a down down state. This feels like a really silly post, as both hw-mod ports are showing down down, but that is what has me confused. I don't believe that...

Resolved! IP Helper address - 1000 copies of single udp packet

Dear Experts, We are working with a customer who is using 6513 (EoS) and want to replace it using another cisco box (nexus or 6800). They are saying that currently they are using IP Helper address to convert single UDP packet broadcast to prepare 10...

Microsoft NLB VMware

Hi, I have a number of VMware hosts plugged into an 4500. They are using Etherchannels. Some of the guests use MS NLB set as multicast, I get the need for a static ARP and MAC entries and these have been added and all is well. I need to migrate to a...

Viewing Nexus 7000 QoS Statistics

Hi,I am working with a Cisco Nexus C7010C chassis with 4 VDCs, using the default QoS policy maps, running 6.1(2) and I am trying to view the QoS statistics for particular interfaces. I have run a few show commands which you can see below but I am not...