Juniper Networks SSG 20 manual Fields in E1 Physical Layer Tab Window Description

SSG 20 Hardware Installation and Configuration Guide

Table 19: Fields in E1 Physical Layer Tab Window

Field	Description
Clocking	Sets the transmit clock on the interface.
Frame Checksum	Sets the size of checksum. Default is 16.
Framing Mode	Sets the framing format. Default is without CRC4.
Idle Cycles Flag	Sets the value that the interface transmits during idle cycles. Default
	setting is 0x7E:
	„ 0x7E (flags)
	„ 0xFF (ones)
Start/End Flags	Sets the transmission of start and end flags to either filler or shared.
	The default is filler.
Invert Data checkbox	Enables inverted transmission of unused data bits.
Time Slots	Sets the use of time slots on a T1 interface. Default is 0, all 32 time
	slots used.

Figure 35: E1 Frame Relay Tab Window

Table 20: Fields in E1 Frame Relay Tab Window

Field	Description
No-Keepalive checkbox	Enables no-keepalives.
Type	Sets the frame relay LMI type:
	„ ANSI: American National Standards Institute supports data rates
	up to 8Mbps downstream and 1Mbps upstream.
	„ ITU: International Telecommunications Union supports data
	rates of 6.144 Mbps downstream and 640 kbps upstream.
Interface Name	Sets the subinterface name.
Inverse ARP checkbox	Enables inverse Address Resolution Protocol (ARP) for the
	subinterface.
Frame Relay DLCI	Assigns a DLCI to the subinterface.

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