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  1. fireinthecisco

    VOIP using Cisco 1721 router & Catalyst 2950 configuration

    Heres's a (dodgy) diagram of the new layout... (siteA) |2950|----|1721A|<-----fibre----->|1721B|----|2950| (siteB) Site A Router 10.1.1.1/30 Vlans: Voice 10.1.2.0/24 Data 10.1.3.0/24 Site B Router 10.1.1.2/30 Vlans: Voice 10.1.4.0/24 Data 10.1.5.0/24
  2. fireinthecisco

    VOIP using Cisco 1721 router & Catalyst 2950 configuration

    Hi Andy, I had assumed they were separate because I had used separate subnet masks.. ok it probably over complicated matters.. What about this config now (using the subnets you suggested)? !1721 router1 interface ethernet1 description WAN Link ip address 10.1.1.1 255.255.255.252 ! !Other...
  3. fireinthecisco

    VOIP using Cisco 1721 router & Catalyst 2950 configuration

    Hi Andy, Again thank you for your help on this. I've had an attempt at putting the configuration you suggest together: The basic IP ranges and subnets I've used are: Trunk: router 1 - 10.1.1.1 255.255.255.252 router 2 - 10.1.2.1 255.255.255.252 Vlan1 (voice) router 1 - 10.1.1.1...
  4. fireinthecisco

    VOIP using Cisco 1721 router & Catalyst 2950 configuration

    Hi Andy, Thanks for the detailed reply. No there are two cisco 1721 routers which create the link over the 10mbit fibre, this fibre is provided by the telephone company and terminates with ethernet equipment into which a 1721 router is connected at each end and are used to create the link. We...
  5. fireinthecisco

    VOIP using Cisco 1721 router & Catalyst 2950 configuration

    Hi jpm121 It was late last night when I posted and I left out some detail. I'm not alone in this project, the telephone company are supplying the fibre, cisco 1721 routers, ip telephones and configuring a VLAN for VOIP use with the ip telephones. I am however required to be able to configure a...
  6. fireinthecisco

    VOIP using Cisco 1721 router & Catalyst 2950 configuration

    Hi guys, I need a little help, my cisco knowledge isnt too hot so please be gentle. Basically I need a little help on an upcoming project I am trying to get to speed with at work. We are going to be integrating some VOIP telephones, split between a main site and a remote site, linked by a...

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