Cisco IOS

HSRP in cisco

I have L3 core switches, I want to configure HSRP for vlan 30, Please verify my configuration. My active router should be core 3 switch. Core swith 1 interface Vlan30  description ***Wireless Network Vlan***  ip address 192.168.21.252 255.255.254.0  no ip redirects  no ip unreachables  no ip...

Networking

show ip arp | in [em]ip address[/em] This command is used to find mac address and Switch port of ip address, but how can we find IP Address from Mac Address in Cisco Switches ? Software/Hardware used: Cisco IOS

Any instructions for upgrading IOS on a Cisco 6506E series switch?

simple upgrading IOS on a cisco 6506E series switch instructions

Problem with Cisco router

I have a old 3660 cisco router. IOS is 11.3 it has got a 8 port WAN card. The problem is, with live media the port goes up but line protocol remains down. the cables, connectors and ok I have checked those with other router and they work fine with other routers.  So any idea............ thanks...

To copy IOS of PIX version 6.3 from flash to tftp?

Hello All, I want to copy ios of pix version 6.3 from flash to tftp……….. Can someone give me the exact command for this? Thanks Rahul

Free Chapter - Cisco IOS XR Fundamentals

Another free chapter download is available on the IT Bookworm Blog. Written by: Mobeen Tahir, Mark Ghattas, Dawit Birhanu, Syed Natif Nawaz Book: Cisco IOS XR Fundamentals Overview: "Cisco IOS XR Fundamentals is a systematic, authoritative guide to configuring routers with Cisco IOS XR, the...

Cisco Catalyst WS-C6506 - link termination question

I need Help for one of our solution on our site. Senario We have a simple campus network on our site where we have Core, dist.and access Switches. Two Core Switches that are C6506 having redundancy. CAT6507 Chasis WS-C6506 SUP WS-X6K-SUP1A-2GE MSFC-2 WS-F6K-MSFC2 1000BaseX Ethernet...

Cisco IOS image support for BGP

Which Cisco IOS image support BGP configuration?

Cisco 1841 security bundle

Hi, I am an heir of a cisco 1841 router with an IOS that doesn't have the security bundle like firewall, QoS, VPN and those other staff that are suppose to be included asside from the basic features. The router is performaing well but I want to uprage its IOS. However, its out of support. Could...

Problems witih Cisco AP Aironet 1231AG

hello! i have done something very stupid...I erased cisco IOS image and now when i connect via com port and set up the ip address, netmask and default router, i still cannot connect to the AP i can't even ping the AP, and in order to upload other image i must be connected to it via tftp but every...

Suggestions for Cisco NetFlow analysis tools

What tools are other members using for Cisco NetFlow traffic analysis? I'm especially interested in open source tools but any commercial or proprietary recommendations or suggestions would also be appreciated. Thank you. Moderator Note: This is a user submitted question

How to configure SIP server in Cisco 3660 router?

I'm not able to configure SIP server in Cisco 3660 router (IOS is 12.4T). Can anyone please tell me how? Thank you.

VPN configuration

Dear members, i have a cisco asa 5520 firewall. i want connected to another location for vpn.the anoter end have only for jupiter ns-25 divise. its possible to connect vpn. what are the ios will be requred for both end what are the authentication and encryption...

How to add a subinterface in Cisco 2811 router

how to add a subinterface in router 2811

I know the IOS must support IP SLA, is there a minimum IOS version requirement?

I know the Cisco IOS must support IP SLA, is there a minimum IOS version requirement? This is specific for the monitoring of MOS scores.

Using switch or router ACL to block streaming traffic

I would like to block streaming media requests using either the LAN switch or the site edge router. The site is on a private network and does not have a local firewall at the edge. Has anyone used Cisco ACL's for this purpose and if so, how did you do it? Or, would I be better implementing a...

How do you configure IOS to output the logs on the VTV line?

Logged on to Cisco IOS via VTV and entering debug command but got no output from the logs. How do you configure the device to output the logs on the VTV line?

IOS setting

what is ios setting for D LINK CABLE?

Cisco Catalyst Express 520 Switch Console?

I have just taken delivery of a the above mentioned switch. It doesnt have a console port, does anyone have any idea how to access the IOS?

IP SLA

I have two routers, one 1721 ( version 12.4) and 2801 (version 12.3T). I want to configure IP SLA, but when i write the command in the CLI router# ip sla, the commmand does not exist. What happened? how active the comand? thanks