Interface Configuration Guide 7705 SAR Interfaces
Edition: 01 3HE 11011 AAAC TQZZA 515
3.13.2.31 Cisco HDLC Commands
cisco-hdlc
Syntax cisco-hdlc
Context config>port>tdm>ds1>channel-group
config>port>tdm>e1>channel-group
config>port>serial>v35>channel-group
config>port>serial>x21>channel-group
Description This command enables the context to configure Cisco HDLC parameters. Cisco HDLC is an
encapsulation protocol that governs information transfer. The protocol specifies a data
encapsulation method on synchronous serial links using frame characters and checksums.
down-count
Syntax down-count down-count
no down-count
Context config>port>tdm>ds1>channel-group>cisco-hdlc
config>port>tdm>e1>channel-group>cisco-hdlc
config>port>serial>v35>channel-group>cisco-hdlc
config>port>serial>x21>channel-group>cisco-hdlc
Description This command configures the number of keepalive intervals that must pass without receiving
a keepalive packet before the link is declared down. The nodes at the two endpoints of the
cHDLC link must be provisioned with the same values.
The no form of this command returns the down-count to the default value.
Default 3
Parameters down-count — sets the number of keepalive intervals that must pass without receiving a
keepalive packet before the link is declared down
Values 3 to 16
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