I have three data centers, not connected via WAN/MPLS. These data centers are located in the same city and have dark fiber between them.In DC1 i have a pair of 6880s (VSS) configured as a L3 router for /24 subnets/VLANs in a 172.16 rangeIn DC2 i have...

Hi all, I have a pair of 4400s setup specifically for SIP voice services.  In our config we have an 'outside' public IP connecting to the carrier voice cloud, and a 'inside' IP connecting to my private IP network.  Since i have two 4400s we wanted to...

Hi all, I've got a total N00b question, and inherited this setup...  I am very new to telephony so limited experience on this front. I have a Cisco 2921 with a NAME: "VWIC3-2MFT-T1/E1 - 2-Port RJ-48 Multiflex Trunk - T1/E1 on Slot 0 SubSlot 1", DESC...