I want to implement a session border controller, will it work if I use a Cisco 12008 Router? Below are the ff specs. or do I need a separate card for this purpose? And what is the latest version of IOS and feature sets do I need to serve my objectives. Thank you in advance, and your immediate response would much likely appreciated.

Cisco 12008 Router Specs:

Qty Part Numbers(s) Description

1 GSR8/40 CISCO 12008 GSR 1CSC, 3SFC, 2 DC POWER

2 GRP-B= ROUTE PROCESSOR, 128MB AND 20MB FLASH, ECC SUPPORT, SPARE B

1 3GE-GBIC-SC GSR12000 THREE-PORT GE LINE CARD, USED

1 8FE-TX-RJ45 8-PORT 100BASETX, RJ45 CONNECTOR TYPE, VERSION, USED

3 WS-G5486 CISCO SYSTEMS WS-G5486 1000BASE-LX/LM, "LONG-HAUL" GBIC

(SINGLEMODE OR MULTIMODE), USED