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Doing a contrl shift 6 X will bring you back to the first switch/router . This wont take you back to the second switch/router from which you originally started the session to third switch/router. Sankar Nair General Datatech l.p. www.generaldatatech.com

Enable SSH on routers using following link. You will need to have the specified IOS version in the link, to enable SSH. http://www.cisco.com/warp/public/707/ssh.shtml On vty lines, you can disable, telnet first, and only allow SSH, by using the command line vty 0 4 transport input ssh...

deesuper, You loaded an image for the Cisco 7301 router on to the 7200. Thats why its not booting. Its not about the IOS version, but that you put the wrong image on the wrong hardware. You will need to create a CCO login for downloading the IOS image. DO you have a contract number with Cisco...

Jimmyzz, thanks for catching that.. Sankar Nair General Datatech l.p. www.generaldatatech.com

Here you go. clear ip dhcp [pool name] binding {* | address} Dont specify *, instead put the address in there for which you want to release the address. Sankar Nair General Datatech l.p. www.generaldatatech.com

The cross cable has 1,2,3,6 wires crossed. Check if you crimped and crossed them properly. Check this link http://www.jaysafe.co.uk/technical/rj45.asp Sankar Nair General Datatech l.p. www.generaldatatech.com

The reason for the above console message to pop up each time umake a call, is because you have enabled CDR logging using AAA. Look for something similar to router#(config)aaa accounting connection h323 start-stop radius Sankar Nair General Datatech l.p. www.generaldatatech.com

You can utilise CEF. You have fast switching by default enabled on those interfaces. If you want, you can even bundle the 4 links into 1 using PPP multilink. Sankar Nair General Datatech l.p. www.generaldatatech.com

I assume, you know how to set up a pc/laptop to connect to the router and console into it. Router>enable Router#config t Router(config)#interface ethernet0 Router(config-if)#no ip address Router(config-if)#ip address <new ip> <new mask> Router(config-if)#exit Router#write memory [OK]...

Sorry, in my previous post, i meant www.adtran.com rather than www.atlas.com Sankar Nair General Datatech l.p. www.generaldatatech.com

Hardware Frame-relay / ISDN sims - the best I have seen is Atlas 550. It has a 4 port ISDN sim, as well as a frame-relay simulator. http://www.atlas.com Sankar Nair General Datatech l.p. www.generaldatatech.com

Yes, the BERT tests are available in most platforms, such as cat 8540, LS 1010, MGX wan switches, and also in the 2600 and 3600 platforms. Check for the command in the privilege exec mode, on the 2600 and 3600. You can read more here...

I guess this is due to the order of operation of NAT. Probably the catch is in your access-list. When a packet comes from outside to the mail server (sitting on inside), and if the outside interface has an access-list configured, the access-list is checked first. Now the destination address on...

Here are some methods to mitigate the effect of Nachi worm. http://securityresponse.symantec.com/avcenter/venc/data/w32.welchia.worm.html The port numbers used are mentioned in the above link. How to stop it on a Cisco router, check the following link...

For routing vlans using dot1q on the 2610, first of all you ll need to create subinterfaces. Since 2610 has only a 10 mbps ethernet port, i dont think you will be able to create sub interfaces. To verify this, I dont have a 2600 right now with me, but you could definitely give it a try. And...

Hope this link helps! http://www.cisco.com/warp/public/cc/pd/fw/sqfw500/prodlit/pxlic_ai.htm Sankar Nair General Datatech l.p. www.generaldatatech.com

PIX can be configured as a PPPoE client and get a public IP from the ISP, while your DSL router can just act as a bridging device. Check out this link to configure NAT on the PIX to allow access to internet, as well as configuring pppOE on pix 501...

Depending on what firewall you use, configurations do differ. But you should still be able to allow multiple IPs as destinations with the ports for PC Anywhere... Sankar Nair General Datatech l.p. www.generaldatatech.com

Mike, I apologize, probably I overlooked...hmm ISDN interface doesnt support that many qos features for voip, unlike other interfaces. (serial, atm etc). I havent had a chance to look up the ATA configs to change the codec. I will let you know. Sankar Nair General Datatech l.p...

Hey, Check this post of mine. thread557-632764 Sankar Nair General Datatech l.p. www.generaldatatech.com