Switching

Double Sided vPC with Cisco ASAs topology flow

Hey all, I am having an issue conceptual understanding how flow would work with the following. For Access Layer devices trying to leave the internal network.Notes:On the Core Nx7K's I have an HSRP of 10.0.0.1, also there is a static default gateway r...

Resolved! Change number of internal port-channel on Nexus 5000

Hi Everyone.I'm in the middle of a Nexus 5000 project and recognized today while configuring port-channels, that some of the interface numbers are reserved for internal use.Is it possible to change or configure which port-channel interface numbers ar...

Resolved! Stacking different catalyst models, is it possible?

hi,1. can we stack different models of switches i.e 2950 with 3750 or 2960 with 3750 etc.. ?2. can we stack Stackwise with Stackwise Plus switches? 3. what is gigastacking? is it something that can be plugged in place of gbic card and help stack swit...

Resolved! ASA 5505 - How to allow SSH from outside host to inside hosts?

I have a ASA 5505 with the basic license. The three VLANs are inside, outside, and guest where guest has the 'no forward interface Vlan1' setting required on the third interface by the basic license. The outside interface is a private LAN with acce...

nexus 5.x software with openssh vulnerability

It seems that current nexus software version we have (5.1) still have openshh version 5.5 inside. There is a confirmed vulnerability in openssh which is resolved from version 5.7 onwards.Does anybody know if nexus sw 5.2 has newer openssh version? Ca...

Can 10GB NIC auto-negotiate with 1GB ethernet switches

Hi,I've a server which we need to upgrade to 10GB NIC, but the backbone network ethernet switch are only supported 1GB. My question is, whether the 10GB NIC can auto-negotiate (associate) with the 1GB ethernet switch?Thanks.CS

Confusing with VLAN name

Hi,I just named my VLAN2 as LAB2 but the output of show command is confusing me.Could someone please help me in this?switch0(config-vlan)#do show vlan name LAB2VLAN Name Status Ports---- --------------------------------...

unable to enable routing in 3750x switch

im unable to enable ip routing in the WS-C3750X-24T-L switch. Tried with SDM prefer routing option but still same issue.Can some suggest on this?MOdel: WS-C3750X-24T-LIOS :flash:c3750e-ipbasek9-mz.122-55.SE5.binsh licenseIndex 1 Feature: ipservices ...

Internet Bandwidth Issue

Hello,We have purchased a new fiber internet connection with 100 MBPS speed. We are using a cisco roouter cisco1921k/9. We have connected Cat6 cablet from fiber MDU switch to router WAN port.I am doing a speed test using speedtest.net website and ban...

VLAN in one line.

A VLAN is nothing but a reduced broadcast domain (or) logically grouping devices into smaller broadcast domains.Is this right or wrong ?Thanks in advance.Regards,Chandu

show vlan

Can someone please explain the below output ? Or any link is also fine.I just know that it shows vlans and their status and ports... and here there is something more.And also is there any command to see how many vlans are supported on the particular...

Resolved! Summarization of Routes on ASBR

Hello Guys,I am studying in ASBR route summarization, I have a situation where I sumarizo networks with the end command summary-address / mask and still zero then the area contained the summarized route and the subordinate routes. For the ospf theory...