Hi All,    I am having a case where my customer trying to change his connection from Framerelay to E-Line. In the main site they have a software with NetBEUI the terminals were working with the Framerelay. Now I am using the Cisco 1841 router with en...

Hi All,   I need to implement the following scenario: 2 branches sites connected to the HQ with E-Line, there are three vlans per site, vlan1,2,3, and spread with the help of the IS, between the sites, which means that vlan 2 has a broadcast domain s...

Hi,    I have problem in the configuration of Cisco ASA 5520, IOS version 8.4. The connection is as follows: LAN network--> Firewall --> Routers with GLBP with virtual ip address. the clients can not ping the virtual interface of the GLBP group, but ...

Hi, I have problem to pass a SIP call to the PSTN when I am using the Remote-Party-ID. If INVITE message coming with a field Remote-Party-ID: <sip:8843838488834@domain.com> the call will not complete, If this field removed the call will complete, whe...

Hi,  I need to configure cisco 2801 router as an SS7 gateway from the PSTN side and a SIP dial peer from the VoIP side. The router include a E1 interface, Is this configuration is possible? is there a documents shows such configuration?With best rega...