3Com Router 3012 - Router 3016 and Router 3018

14 CHAPTER 1: INTRODUCING THE ROUTER 3000 FAMILY
ISDN S/T and ISDN U Ports
Table 15 lists attributes of the ISDN S/T and ISDN U ports.
Router 3016 and
Router 3018
Figure 5 illustrates the Router 3016.
Figure 5 Router 3016
Figure 6 illustrates the back panel of the Router 3016.
Protocols PPP
MP
LAPB (Link Access Protocol-Balanced)
HDLC (High-level Data Link Control)
SDLC (Synchronous Data Link Control)
X.25
Frame Relay
PPP
SLIP
MP
Tabl e 15 Attributes of ISDN S/T and U Ports
Attribute Description
Connector RJ-45
Protocol standards Complies with ITU-T I.430, Q.921 and Q.931 recommendations
Operating mode ISDN dial-up
ISDN leased line
Services ISDN
ISDN additional services
Multi-subscriber number
Subaddress
Backup
Table 14 Attributes of the Serial Port (continued)
Attribute
Description
Synchronous Asynchronous
Power LED
Ethernet LED
T1-LNK LED
T1-ACT LED
AUX LED
System LED