Specifications

Chapter 1 Introduction Installation and Operation Manual
1-20 Functional Description IPmux-24 Ver. 1.5
IPmux-24 transfers fault conditions only if the payload format is configured to V2.
The fault conditions are transferred as follows:
• Framed E1 or T1: RDI as RDI, LOS, LOF and AIS as AIS
• Unframed E1 or T1: LOS, LOF and AIS as AIS.
The trail-extended mode is operational only when IPmux-24 has one bundle per
port.
VLAN Traffic Behavior
Table 1-4 lists the IP and VLAN validity checks that are performed with each
Ethernet packet that is received by IPmux-24.
Table 1-4. VLAN Check for Packets that are Received by IPmux-24
Packet Type Source IP Check VLAN Check
Management Performed Performed
TDM over IP Performed Performed in the
VLAN-aware mode
Receiving Ping Not performed Not performed, even if it is
one of the IPs that is
configured for the manager
or for the connection
ARP Not performed
Telnet Performed only when Telnet access mark is
from manager
Performed only when Telnet
access mark is from
manager
Table 1-5 lists the IP and VLAN validity checks that are performed with each
Ethernet packet that is sent by IPmux-24.
Table 1-5. VLAN Check for Packets Sent by IPmux-24
Packet Type VLAN Support
Management As configured for the manager
TDM over IP As configured for the connection
Answer to Ping Packet with VLAN tagging: IPmux-24 replies with the same VLAN ID (even if
it is one of IPs configured for the manager or for the connection).
Packet without VLAN tagging: if it is one of the IPs configured for the
manager or for the connection, the IPmux-24 replies with the VLAN ID that
is in the manager or connection configuration.
Note