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Общая информация (CISCO2921/K9)
The Cisco 2921 router, supporting voice module, is designed for small offices.
Быстрые спецификацииs
На рисунке 1 показан внешний вид the CISCO2921/k9.
Таблица 1 показывает Быстрые спецификацииs of the CISCO2921/k9.
|
Product Code |
CISCO2921/k9 |
|
Rack Units |
2U |
|
Interfaces |
3 integrated 10/100/1000 Ethernet ports (RJ-45 only) |
|
Expansion Slot(s) |
2 service module slot 1 Internal Service Module slot 3 onboard digital signal processor slots 4 Enhanced high-speed WAN interface card (EHWIC) slots |
|
RAM |
512 MB (installed) / 2 GB (max) |
|
Flash Memory |
256 MB (installed) / 8 GB (max) |
|
Dimensions |
47 cm x 43.8 cm x 8.9 cm |
|
Package Weight |
18.93 Kg |
Детали продукта
На рисунке 2 показана передняя панель the Cisco 2921 router.
Note:
?AC OK ?On/Off switch ?AC power connector ?Optional RPS adapter(blank panel shown) ?LEDs area
Table 2 shows the LEDs area description.
|
LED |
Color |
Description |
|
SYS |
Solid green |
Solid green indicates normal operation. |
|
Blinking green |
System is bootingis in ROM monitor mode. |
|
|
Amber |
System error. |
|
|
Off |
Power is offsystem board is faulty. |
|
|
ACT |
Green |
Solidblinking indicates packet activity between the forwarding and routing engine and any I/O port. |
|
Off |
No packet transfers are occurring. |
|
|
PoE |
Green |
PoE is available. |
|
Amber |
Power supply is not supplying PoE power. |
|
|
RPS |
Green |
System is running on external RPS power supply. |
|
PS |
Green |
System is running. |
|
Amber |
System is not running. |
Figure 3 shows some LEDs on the back panel of the Cisco 2921 router.
Note:
? Compact flash 0 and 1 (0, right) ? ISM ? PVDM3 0,1 and 2 (0 right) ? EN (Enable USB console) ? EN (Enable RJ-45 console)
? SFP S ? SFP EN ? S (Speed) ? L (Link)
Table 3 shows the description of these LEDs on the back panel.
|
LED |
Color |
Description |
Location |
|
CompactFlash 1 |
Green |
Flash memory is busy. |
Back Panel |
|
Amber |
Initialized with error. |
||
|
Blinking Green then turns off |
CompactFlash is ready for removal. |
||
|
CompactFlash 0 |
Green |
Flash memory is busy. |
Back Panel |
|
Amber |
Initialized with error. |
||
|
Blinking Green then turns off |
CompactFlash is ready for removal. |
||
|
S (Speed) |
1 blink + pause |
GE port operating at 10 Mb/s. |
Back Panel |
|
2 blink + pause |
GE port operating at 100 Mb/s. |
||
|
3 blink + pause |
GE port operating at 1000 Mb/s. |
||
|
L (Link) |
Green |
GE link is established. |
Back Panel |
|
Off |
No GE link is established. |
||
|
EN (RJ-45 console port) |
Green |
The RJ-45 console port is active. |
Back Panel |
|
EN (USB serial console port) |
Green |
The USB console port is active. |
Back Panel |
|
ISM |
Green |
Initialized. |
Back Panel |
|
Amber |
Initialized with error. |
||
|
Off |
Not installed. |
||
|
SFP S |
Blinking green |
Blinking frequency indicates port speed. |
Back Panel |
|
SFP EN |
Off |
Not present. |
Back Panel |
|
Green |
Present and enabled. |
||
|
Amber |
Present with failure. |
||
|
PVDM 0, 1 and 2 |
Green |
PVDM is initialized. |
Back Panel |
|
Amber |
PVDM is detected but not initialized. |
||
|
Off |
No PVDM installed. |
Figure 4 show the expansion slots and ports on the back panel.
The Cisco 2921/K9 supports expansion functions with modules and cards.
Note:
? Compact flash 0 and 1 (0, right) ? EHWIC 0,1,2 and 3 (0, far right) ? USB serial port
? RJ-45 serial console port ? AUX port ? SFP
? 10/100/1000 Ethernet port (GE 0/1 and GE 0/2) ? 10/100/1000 Ethernet port GE 0/0
? Ground ? USB 0 and 1 (1, top) ? Service module slots
Figure 5 shows the unboxing view of CISCO2921/K9.
Cards and Licenses
Table 4 shows some recommended models for this router.
|
Cards |
Description |
|
SM-ES3G-16-P |
Enhanced EtherSwitch Service Module, L2/L3 switching, 16* 10/100/1000 GE ports, Enhanced POE, Cisco EnergyWise technology |
|
SM-ES3G-24-P |
Enhanced EtherSwitch Service Module, L2/L3 switching, 24 * 10/100/1000 GE ports, Enhanced POE, Cisco EnergyWise technology |
|
VWIC3-2MFT-G703 |
Cisco Voice/WAN Card VWIC3-2MFT-G703 |
|
HWIC-2T |
2-Port Serial WAN Interface Card Cisco Router High-Speed WAN Interface card |
|
EHWIC-1GE-SFP-CU |
Cisco 1900, 2900, 3900 Router EHWIC WAN Card EHWIC-1GE-SFP-CU |
|
EHWIC-4ESG |
Four port 10/100/1000 Base-TX Gigabit Ethernet switch interface card for Cisco 1900 2900 3900 Routers |
|
ISM-SRE-300-K9 |
Internal Services Module (ISM) with Services Ready Engine |
|
PVDM3-16 |
16-channel high-density voice DSP module |
|
MEM-CF-256U1GB |
256MB to 1GB Compact Flash Upgrade for Cisco 1900,2900,3900 |
|
MEM-CF-256U2GB |
256MB to 2GB Compact Flash Upgrade for Cisco 1900,2900,3900 |
|
MEM-CF-256U512MB |
256MB to 512MB CF Upgrade for Cisco 1900,2900,3900 ISR |
|
MEM-CF-256U4GB |
256MB to 4GB Compact Flash Upgrade for Cisco 1900,2900,3900 |
|
MEMUSB-1024FT |
1GB USB Flash Token |
|
Licenses |
Description |
|
L-SL-29-SEC-K9= |
Cisco 2900 License L-SL-29-SEC-K9 Security E-Delivery PAK for Cisco 2901-2951 |
|
L-SL-29-APP-K9= |
Cisco Application Experience License ISR 2900 Series - includes licenses for: AppX, DATA and WAASX |
|
L-SL-29-SECNPE-K9= |
Cisco 2900 License L-SL-29-SECNPE-K9 SEC No Payload Encryption E PAK for Cisco 2901-2951 |
|
L-SL-29-UC-K9= |
Cisco 2900 License L-SL-29-UC-K9= Unified Communication E-Delivery PAK for Cisco 2901-2951 |
Datasheet Download
Cisco 2900 Series Router Datasheet.pdf
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| Specification | |
| Enclosure Type | Rack-mountable - modular - 2U |
| Dimensions (W D H) | 17.2 18.5 3.5 in (47 x 43.8 x 8.9 cm) |
| OS Provided | Cisco IOS IP Base |
| Min Operating Temperature | 32 °F |
| Max Operating Temperature | 104 °F |
| Humidity Range Operating | 10 - 85% |
| Service & Support | 90 days warranty |
| Service & Support Details | Limited warranty - 90 days |
| Device Type | Router |
| Connectivity Technology | Wired |
| Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| Network / Transport Protocol | IPSec, L2TPv3 |
| Package Weight | 41.7 lbs (18.93 Kg) |
| Voltage Required | AC 120/230 V ( 50/60 Hz ) |
| Routing Protocol | OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, static IP routing, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy- based routing (PBR), MPLS, Bidirectional Forwarding Detection (BFD), IPv4-to-IPv6 Multicast |
| Remote Management Protocol | SNMP, RMON, TR-069 |
| Features | Firewall protection, VPN support, MPLS support, Syslog support, IPv6 support, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), Web Services Management Agent (WSMA), NetFlow |
| Interfaces | 3 x 10Base-T/100Base-TX/1000Base-T - RJ-45 ¦ Management : 1 x console - RJ-45 ¦ Management : 1 x console - mini-USB Type B ¦ Serial : 1 x auxiliary - RJ-45 ¦ USB : 2 x 4 pin USB Type A ¦ 1 x SFP (mini-GBIC) |
| Compliant Standards | IEEE 802.3, IEEE 802.1Q, IEEE 802.3af, IEEE 802.3ah, IEEE 802.1ah, IEEE 802.1ag, ANSI T1.101, ITU-T G.823, ITU-T G.824 |
| Expansion Slot(s) | 4 (total) / 4 (free) x HWIC ¦ 3 (total) / 3 (free) x PVDM ¦ 2 (total) / 1 (free) x CompactFlash Card ¦ 1 (total) / 1 (free) x expansion slot |
| Power Device | Power supply - internal |
| RAM | 512 MB (installed) / 2 GB (max) |
| Weight | 29.1 lbs (13.2 Kg) |
| Rack Mounting Kit | N/A |
| Flash Memory | 256 MB (installed) / 8 GB (max) |
| Status Indicators | Link activity, power |
Теги: CISCO2921/K9