fails to create interface bundle

Good day friends.
I have problems creating interface bundle in cmts cisco ubr7246 since it does not show the option to create it, any idea of ​​this error?

I attached show version of my cmts

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Router#show version
Cisco Internetwork Operating System Software
IOS (tm) 7200 Software (UBR7200-IK8S-M), Version 12.3(9a)BC9, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2006 by cisco Systems, Inc.
Compiled Thu 19-Jan-06 14:09 by kellmill
Image text-base: 0x60008EB8, data-base: 0x6173C000

ROM: System Bootstrap, Version 12.2(8r)B, RELEASE SOFTWARE (fc1)
BOOTLDR: 7200 Software (UBR7200-KBOOT-M), Version 12.2(11)CX, EARLY DEPLOYMENT RELEASE SOFTWARE (fc1)

Router uptime is 13 minutes
System returned to ROM by reload at 00:03:31 UTC Sat Jan 1 2000
System image file is "disk2:ubr7200-ik8s-mz.123-9a.BC9.bin"

This product contains cryptographic features and is subject to United
States and local country laws governing import, export, transfer and
use. Delivery of Cisco cryptographic products does not imply
third-party authority to import, export, distribute or use encryption.
Importers, exporters, distributors and users are responsible for
compliance with U.S. and local country laws. By using this product you
agree to comply with applicable laws and regulations. If you are unable
to comply with U.S. and local laws, return this product immediately.

A summary of U.S. laws governing Cisco cryptographic products may be found at:
http://www.cisco.com/wwl/export/crypto/tool/stqrg.html

If you require further assistance please contact us by sending email to
export@cisco.com.

cisco uBR7246VXR (NPE-G1) processor (revision A) with 458752K/65536K bytes of memory.
Processor board ID SCA05460023
SB-1 CPU at 700MHz, Implementation 1, Rev 0.2, 512KB L2 Cache
6 slot VXR midplane, Version 2.0

Last reset from power-on
Bridging software.
X.25 software, Version 3.0.0.

PCI bus mb1 has 148 bandwidth points
PCI bus mb2 has 148 bandwidth points

3 Gigabit Ethernet/IEEE 802.3 interface(s)
8 Cable Modem network interface(s)
509K bytes of non-volatile configuration memory.

125184K bytes of ATA PCMCIA card at slot 2 (Sector size 512 bytes).
16384K bytes of Flash internal SIMM (Sector size 256K).
Configuration register is 0x2102