Voice Module - 3Com MSR 50-40 ROUTER. Installation Manual

Table 1-14 Encryption card attributes
Attribute
Protocol
Hardware encryption algorithm

Voice Module

VPM (Voice Processing Module) functions to implement the encryption/decryption, EC and CNG of
voices.
VCPM (Voice Co-Processing Module) processes the voice data together with VPM.
Voice co-processing module (RT-VCPM)
8-channel voice processing module (RT-VPM8)
16-channel voice processing module (RT-VPM16)
24-channel voice processing module (RT-VPM24)
32-channel voice processing module (RT-VPM32)
IPsec
Key algorithms: DES, 3DES, AES
Authentication algorithms: HMAC-MD5-96, HMAC-SHA-1-96
1-15
Description