请问 3850怎么升级到： cat3k_caa-universalk9.SPA.03.07.05.E.152-3.E5.bin
什么命令？ 谢谢
目前IOS是16.03.05b
AAA#show boot
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Switch 2
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Current Boot Variables:
BOOT variable = flash:packages.conf;
Boot Variables on next reload:
BOOT variable = flash:packages.conf;
Manual Boot = no
Enable Break = no
Boot Mode= DEVICE
iPXE Timeout= 0
Directory of flash:/
7764 -rw- 2097152 Sep 24 2019 04:07:16 +01:00 nvram_config
7747 -rw- 15954556 Feb 23 2018 18:29:55 +00:00 cat3k_caa-guestshell.16.03.05b.SPA.pkg
7748 -rw- 22301472 Feb 23 2018 18:29:53 +00:00 cat3k_caa-rpbase.16.03.05b.SPA.pkg
7749 -rw- 266035828 Feb 23 2018 18:29:55 +00:00 cat3k_caa-rpcore.16.03.05b.SPA.pkg
7750 -rw- 9089660 Feb 23 2018 18:29:54 +00:00 cat3k_caa-srdriver.16.03.05b.SPA.pkg
7751 -rw- 212812400 Feb 23 2018 18:29:54 +00:00 cat3k_caa-wcm.16.03.05b.SPA.pkg
7752 -rw- 13423224 Feb 23 2018 18:29:54 +00:00 cat3k_caa-webui.16.03.05b.SPA.pkg
7753 -rw- 4748 Feb 23 2018 18:30:19 +00:00 packages.conf
7754 -rw- 629 Sep 24 2019 04:01:47 +01:00 bootloader_evt_handle.log
7755 drwx 4096 Feb 23 2018 18:40:49 +00:00 core
46465 drwx 4096 Feb 23 2018 18:33:25 +00:00 .prst_sync
61953 drwx 4096 Feb 23 2018 18:33:26 +00:00 .rollback_timer
69697 drwx 4096 Sep 24 2019 04:02:01 +01:00 dc_profile_dir
69699 drwx 4096 Feb 23 2018 18:33:34 +00:00 gs_script
7756 -rw- 65301 Sep 24 2019 04:02:18 +01:00 memleak.tcl
7757 drwx 4096 Feb 23 2018 18:34:03 +00:00 .installer
7759 -rw- 2097152 Sep 24 2019 04:07:17 +01:00 nvram_config_bkup
7760 -rw- 35 Feb 23 2018 18:42:04 +00:00 pnp-tech-time
7761 -rw- 46159 Feb 23 2018 18:42:06 +00:00 pnp-tech-discovery-summary
7762 drwx 4096 Jun 6 2018 10:40:14 +01:00 onep
7765 -rw- 2416 Jun 10 2019 14:21:14 +01:00 vlan.dat
7746 -rw- 328618032 Feb 14 2019 01:12:13 +00:00 cat3k_caa-universalk9.SPA.03.07.05.E.152-3.E5.bin
7766 drwx 4096 Feb 14 2019 06:56:44 +00:00 virtual-instance
69701 drwx 4096 Feb 14 2019 06:56:44 +00:00 vman_fdb
85185 drwx 4096 Feb 14 2019 07:00:46 +00:00 wnweb_store
