Cisco VG204XM Datasheet download pdf (Page 5)

Protocols Supported

The voice gateways support the following protocols:

●

SCCP

●

H.323v4

●

MGCP

●

SIP

●

Real-Time Transport Protocol (RTP)

●

Secure Real-Time Transport Protocol (SRTP)

●

Trivial File Transfer Protocol (TFTP)

●

HTTP server

●

Simple Network Management Protocol (SNMP)

●

Telnet

●

Dynamic Host Configuration Protocol (DHCP)

●

Domain Name System (DNS)

●

Cisco Unified Communications Manager or Cisco Unified Communications Manager Express redundancy

support using Hot Standby Router Protocol (HSRP)

●

Call survivability - MGCP failover to an H.323 connection to the SRST router

●

Cisco Fax Relay, T.38 fax relay, and modem pass-through

●

Coder/decoder (codec) support, G.711, and G.729a

●

RADIUS and TACACS+ for Telnet and authorization

Technical Specifications

Table 2 lists technical specifications of the gateways.

Table 2. Technical Specifications

Category Cisco VG350 Cisco VG224 Cisco VG204XM and VG202XM

System

Processor High-performance multicore

processors

RISC processor Power QUICC (power PC-based)

processor

Memory (default) 1-GB synchronous dynamic RAM

(SDRAM)

256-MB SDRAM 256-MB double data rate 2

(DDR2) RAM

Compact Flash 256 MB 128 MB, one slot Type II 128-MB NAND Flash

Ethernet Up to three 10/100/1000 Ethernet

WAN ports are supported

Two of the 10/100/1000 Ethernet

WAN ports can support Small Form-

Factor Pluggable (SFP)-based

connectivity instead of RJ-45 ports,

enabling fiber connectivity

Two 10/100BASE-T Ethernet ports Two 10/100BASE-T Ethernet

ports

Console and auxiliary

(maximum)

A new, innovative, mini-B USB

console port supports management

connectivity when traditional serial

ports are not available

Traditional console and auxiliary

ports are also available

Up to 119.2 kbps per port Up to 115.2 kbps per port

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Cisco VG204XM Datasheet Page 5

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