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D
Gateway/bridge management interface. This interface is used as a
bridge host interface or gateway interface depending on the
operation mode. In this manual it is called VBRIDGE. On the
M1122 web pages, the interface is called gateway or bridge IP
interface.
M1122 can operate in four different main modes:
D
Bridging only
D
Routing/tunneling IP only
D
Routing/tunneling IP, bridging all but IP
D
Routing/tunneling IP and bridging all, including IP
The mode in which M1122 operates depends on the configuration of
the unit's interfaces. Table 2-1 shows the operational modes and the
corresponding interface configurations.
LAN interface
Bridging
Routing (IP address
configured)
C33906001SE_00
ATM VCC interfaces
Bridge only
Bridging.
Route/tunnel IP only
Routing (IP address
configured) or PPTP
local tunneling acti-
vated for each active
ATM VCC.
E Copyright Nokia Networks Oy
Vbridge
(gateway/host inter-
face)
Used as a manage-
ment (host) interface
for all bridged inter-
faces in case such is
needed.
Not used in this case.
The unit can be man-
aged through any of
the LAN, or ATM in-
terface IP addresses.
2-5
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