•
•Local loopback for TDM port
•Local loopback for CES service
•Bit
Physical interfaces
•
¬Connectors:
¬Transmission: Full/half duplex
¬Range: 100 m (328.08 ft)
¬Ports:
•
•
•
•4 dry contact inputs through a
Dimensions
•Height: 44 mm (1.73 in.)
•Width: 440 mm (17.32 in.)
•Depth: 419 mm (16.5 in.)
Weight
•Chassis without power supply unit (PSU): 3.7 kg (8.2 lb)
•Single AC power supply: 0.6 kg (1.3 lb)
•Single DC power supply: 0.6 kg (1.3 lb)
Power supply
•Redundant,
•AC version: 100 V to 240 V, 50/60 Hz
•DC
•Power consumption: 90 W maximum
Certification
•Safety: EN
•EMC
¬Emissions EN 55022 - 1998/A1 - 2000/A2 - 2003
¬
¬FCC 47 CFR Part 15 Class A
¬VCCI Class A
¬AS/NZS CISPR 22 - 2002 Class A
¬EN
¬EN
•Immunity
¬EN 55024 - 1998/A1 - 2001/A2 - 2003
•Emissions and Immunity
¬EN 300 386 v1.3.2
•Network Equipment Building System (NEBS) Level 3 compliant
•CES Module and High Performance CES Module
¬AS/ACIF S016 - 2001
¬FCC Part 68;
¬TBR 12 - 1993/A1 - 1996
Environment
•Operating temperature: 0ºC to 45ºC (32º F to 113ºF)
•
•Humidity: Up to 95%, non- condensing
Network management
•The 7250 SAS is supported by the 5620 SAM, including:
¬5620
¬5620
¬5620
•Standard management support includes:
¬
¬SNMPv1
¬
¬
¬
¬
¬STD-59 RMON
¬
¬SNMPv2c
¬SNMPv1
¬RFC 2668 MAU
¬RFC 29250
¬Ping MIB
•Command line interface (CLI)
¬Serial
¬Telnet
¬Secure Shell (SSH)
•Interface:
•Local interface:
•Software download: Trivial File Transfer Protocol (TFTP)
•Remote Authentication
•Syslog
Standards compliance
IEEE standards
•IEEE 802.1d Spanning Tree Algorithm
•IEEE 802.1p Priority Queuing
•IEEE 802.1q VLAN Tagging
•IEEE 802.1w Rapid Spanning Tree
•IEEE 802.1s Multiple Spanning Tree
•IEEE 802.1ad Provider Edge Bridges
•IEEE 802.1ag Connectivity Fault Management
•IEEE 802.3ad Link Aggregation
•IEEE 802.3 Ethernet CSMA/CD Access Method and Physical Layer Specifications
•IEEE 802.3ah Ethernet First Mile
•IEEE 802.3u Fast Ethernet
•IEEE 802.3x Flow Control on Access
•IEEE 802.3z Gigabit Ethernet
IETF specifications
General
•RFC 768 User Datagram Protocol
•RFC 783 TFTP
•RFC 791 Internet Protocol
•RFC 792 Internet Control Message Protocol
•RFC 793 Transmission Control Protocol
•RFC 826 Ethernet Address Resolution Protocol
•RFC 854 Telnet Protocol Specification
•RFC 1122 Requirements for Inter- net Hosts - Communication Layers
•RFC 1518 Classless
•RFC 1519 Classless
•RFC 1812 Requirements for IPv4 Routers DiffServ
•RFC 2474 Definition of the Differ- entiated Services Field (DS Field) in IPv4 and IPv6 Headers
•RFC 2475 DiffServ Core and Edge Routing Functions
•RFC 2597 DiffServe Assured Forwarding
•RFC 3140 Per Hop Behavior Identification Codes
•RFC 3246/2598 Expedited For- warding PHB
Table 1. 7250 SAS platform variant requirements for key features
Key Feature | 7250 SAS* (3HE01188AA) | 7250 SAS ES (3HE01189AA) | 7250 SAS ESA (3HE03250AA) |
|
| ||
Ethernet switching and bridging | √ | √ | √ |
CES | √ | √ | √ |
Enhanced GigE uplink (with |
| √ | √ |
MPLS, FRR, |
|
|
|
Dry contact inputs, |
|
| √ |
dynamic bypass LSPs, 5620 SAM support |
|
|
|
for Server Assignment Answer (SAA), |
|
|
|
|
|
| |
|
|
|
|
* Note: A 7250 SAS
4 |