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Black Box LR11xx Series Router Configurations Guide
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9.1.1 MLPPP Configuration
9.1.1.1 Configure the Black Box LR1114A System at Site 1
Blackbox> configure term
Blackbox/configure> interface bundle ToMain
Blackbox/configure/interface/bundle> link t1 1-4
NOTE
MLPPP is not explicitly configured via the encapsulation command. Instead, multilink PPP is automatically invoked when a bundle
with PPP encapsulation has two or more T1 links.
Blackbox/configure/interface/bundle> encap ppp
Blackbox/configure/interface/bundle> mlppp seg_threshold LR1114A differential_delay
50
Blackbox/configure/interface/bundle> ip addr 192.168.1.2 255.255.255.0
Blackbox/configure/interface/bundle> exit
9.1.2 PPP and MLPPP Configuration
9.1.2.1 Configure the Black Box LR1104A System at the Main Site
Blackbox/configure> interface bundle ToSite1
Blackbox/configure/interface/bundle> link ct3 1 5-8
Blackbox/configure/interface/bundle> encap ppp
Blackbox/configure/interface/bundle> mlppp seg_threshold LR1114A differential_delay
50
Blackbox/configure/interface/bundle> ip addr 192.168.1.1 255.255.255.0
Blackbox/configure/interface/bundle> exit
Blackbox/configure> interface bundle ToSite2
Blackbox/configure/interface/bundle> link ct3 1 9
Blackbox/configure/interface/bundle> encap ppp
Blackbox/configure/interface/bundle> ppp mtu 100-250-1000 mru 100-250-1000
Blackbox/configure/interface/bundle> ip addr 192.168.2.1 255.255.255.0
Blackbox/configure/interface/bundle> exit
9.1.3 HDLC Configuration
HDLC encapsulation may be substituted for PPP between the main site and site 2
9.1.3.1 Configure the Black Box LR1104A System at the Main Site
Blackbox/configure> interface bundle ToSite2
Blackbox/configure/interface/bundle> link ct3 1 9
Blackbox/configure/interface/bundle> encap hdlc
Blackbox/configure/interface/bundle> hdlc keepalive 20
Blackbox/configure/interface/bundle> ip addr 192.168.2.1 255.255.255.0
Blackbox/configure/interface/bundle> exit
NOTE
In the above command sequence, the HDLC keepalive time interval was changed from its default setting of 10 seconds to 20
seconds