IPmux-1/1E Installation and Operation Manual Chapter 1 Introduction
Functional Description 1-25
VLAN Traffic Behavior Table 1-4 lists the IP and VLAN validity checks that are performed with each
Ethernet packet that is received by IPmux1/1E.
Table 1-4. VLAN Check for Packets that are Received by IPmux-1/1E
Packet Type Source IP Check VLAN Check
Management Performed Performed
TDM over IP Performed Performed
Receiving Ping Not performed
ARP Not performed
Not performed, even if it
is one of the IPs that is
configured for the
manager or for the
connection
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 IPmux1/1E.
Table 1-5. VLAN Check for Packets that are Sent by IPmux-1/1E
Packet Type VLAN Support
Management As configured for the manager
TDM over IP As configured for the connection
Answer to Ping If the IPmux-1/1E received the packet with VLAN tagging: the
IPmux-1/1E replies with the same VLAN ID (even if it’s one of
IPs that is configured for the manager or for the connection)
If the IPmux-1/1E received the packet without VLAN tagging: if
it’s one of the IPs that is configured for the manager or for the
connection, the IPmux-1/1E replies with the VLAN ID that is in
the manager or connection configuration
ARP initiated by us
Telnet
Ping initiated by us
No VLAN value unless it is to one of the managers or the
connection’s IP address