Standard Features
The Vanguard 300/305 features 1, 2, or 3 port Serial FRAD functionality with
LAN access to Frame Relay networks.
All Vanguard 300/305 base units provide the following:
•
Control Terminal Port (CTP) for configuration and management
•
Dual link ability
•
Optional DSU
•
Optional ISDN Daughtercards
•
Ethernet (Vanguard 300) or Token Ring (Vanguard 305) interface
•
Frame Relay and X.25 service
•
X.25 PAD support
•
X.25 PAD support
•
Multiprotocol support
•
SNMP management
•
Software download through Trivial File Transfer Protocol (TFTP)
•
Fully compatible with 6500
PLUS
and 6520.
•
RFC 877 encapsulation
CTP Port
Port 3 on the Vanguard 300/305 can be used as a CTP for configuration,
reporting, and troubleshooting. You can default Port 3 for CTP access from the
front panel of the Vanguard. See "Connecting to the CTP" in Chapter 2 for more
details.
DSU Functionality
The DSU daughtercard functionality suits an extended range of 56 kbps point-to-
point DDS1 interface that conforms to AT&T 62310 or ANSI T1E1.4/91-006.
The DSU is FCC Part 68 registered.
Diagnostic loopbacks from the telephone company are supported; local
diagnostics are activated from the CTP.