General Information
If you are not using Internet Connection Sharing (ICS) service, the Application Layer Gateway Service and Internet Connection Sharing (ICS) can be safely disabled.
Windows 10
Default Description
Provides support for 3rd party protocol plug-ins for Internet Connection Sharing
Additional Information
None at this time.
Default Startup Type
| OS | SP0 |
|---|---|
| Windows 10 x86 | Manual |
| Windows 10 x64 | Manual |
| Windows 10 Pro x86 | Manual |
| Windows 10 Pro x64 | Manual |
| Windows 10 Education x86 | Manual |
| Windows 10 Education x64 | Manual |
| Windows 10 Enterprise x86 | Manual |
| Windows 10 Enterprise x64 | Manual |
Service Names
Service Name (registry): ALG
Display Name: Application Layer Gateway Service
Display Name: Application Layer Gateway Service
Default Path and Command Line Options
C:\Windows\System32\alg.exe
Log On As
Account: Local Service
Dependencies
What service Application Layer Gateway Service needs to function properly:
- None (W10H, W10P, W10Edu, W10Ent)
What other service require Application Layer Gateway Service to function properly:
- None (W10H, W10P, W10Edu, W10Ent)
Windows 8
Default Description
Provides support for 3rd party protocol plug-ins for Internet Connection Sharing.
Additional Information
None at this time.
Default Startup Type
| OS | SP0 |
|---|---|
| Windows 8 x86 | Manual |
| Windows 8 x64 | Manual |
| Windows 8 Pro x86 | Manual |
| Windows 8 Pro x64 | Manual |
| Windows 8 Enterprise x86 | Manual |
| Windows 8 Enterprise x64 | Manual |
Service Names
Service Name (registry): ALG
Display Name: Application Layer Gateway Service
Display Name: Application Layer Gateway Service
Default Path and Command Line Options
C:\Windows\System32\alg.exe
Log On As
Account: Local Service
Dependencies
What service Application Layer Gateway Service needs to function properly:
- None (W8, W8P, W8E)
What other service require Application Layer Gateway Service to function properly:
- None (W8, W8P, W8E)
Windows 7
Default Description
Provides support for 3rd party protocol plug-ins for Internet Connection Sharing (ICS).
Additional Information
None at this time.
Default Startup Type
| OS | SP0 | SP1 |
|---|---|---|
| Windows 7 Starter | Manual | Manual |
| Windows 7 Home Basic | Manual | Manual |
| Windows 7 Home Premium | Manual | Manual |
| Windows 7 Professional | Manual | Manual |
| Windows 7 Ultimate | Manual | Manual |
| Windows 7 Enterprise | Manual | Manual |
Service Names
Service Name (registry): ALG
Display Name: Application Layer Gateway Service
Display Name: Application Layer Gateway Service
Default Path and Command Line Options
C:\Windows\System32\alg.exe
Log On As
Account: Local Service
Dependencies
What service Application Layer Gateway Service needs to function properly:
- None (S, HB, HP, P, U, E)
What other service require Application Layer Gateway Service to function properly:
- None (S, HB, HP, P, U, E)
Windows Vista
Default Description
Provides support for 3rd party protocol plug-ins for Internet Connection Sharing (ICS).
Additional Information
None at this time.
Default Startup Type
| OS | SP0 | SP1 | SP2 |
|---|---|---|---|
| Vista Home Basic | Manual | Manual | Manual |
| Vista Home Premium | Manual | Manual | Manual |
| Vista Business | Manual | Manual | Manual |
| Vista Ultimate | Manual | Manual | Manual |
| Vista Enterprise | ? | Manual | Manual |
Service Names
Service Name (registry): ALG
Display Name: Application Layer Gateway Service
Display Name: Application Layer Gateway Service
Default Path and Command Line Options
C:\Windows\System32\alg.exe
Log On As
Account: Local Service
Dependencies
What service Application Layer Gateway Service needs to function properly:
- None (HB, HP, B, U)
What other service require Application Layer Gateway Service to function properly:
- None (HB, HP, B, U)
Windows XP Pro x64
Default Description
Provides support for 3rd party protocol plug-ins for Internet Connection Sharing and the Windows Firewall.
Additional Information
Before the installation of Service Pack 2, this service was required for use with the Windows Firewall/Internet Connection Sharing (ICS) service. After the installation of Service Pack 2, it no longer is required.
Default Startup Type
| OS | SP0 | SP1 | SP2 |
|---|---|---|---|
| XP Pro x64 | ? | ? | Manual |
Service Names
Service Name (registry): ALG
Display Name: Application Layer Gateway Service
Display Name: Application Layer Gateway Service
Default Path and Command Line Options
C:\WINDOWS\System32\alg.exe
Log On As
Account: NT AUTHORITY\LocalService
Dependencies
What service Application Layer Gateway Service needs to function properly:
- None
What other service require Application Layer Gateway Service to function properly:
- None
Windows XP
Default Description
Provides support for 3rd party protocol plug-ins for Internet Connection Sharing and the Windows Firewall.
Additional Information
Before the installation of Service Pack 2 or 3, this service was required for use with the Windows Firewall/Internet Connection Sharing (ICS) service. After the installation of Service Pack 2 or 3, it no longer is required.
Default Startup Type
| OS | SP0 | SP1 | SP2 | SP3 |
|---|---|---|---|---|
| XP Home | Manual (Started) | Manual (Started) | Manual (Started) | Manual (Started) |
| XP MCE 2005 | Manual (Started) | Manual (Started) | Manual (Started) | Manual (Started) |
| XP Pro | Manual (Started) | Manual (Started) | Manual (Started) | Manual (Started) |
| XP Tablet PC 2005 | Manual (Started) | Manual (Started) | Manual (Started) | Manual (Started) |
Service Names
Service Name (registry): ALG
Display Name: Application Layer Gateway Service
Display Name: Application Layer Gateway Service
Default Path and Command Line Options
C:\WINDOWS\System32\alg.exe
Log On As
Account: NT AUTHORITY\LocalService
Dependencies
What service Application Layer Gateway Service needs to function properly:
- None (H, M, P, T)
What other service require Application Layer Gateway Service to function properly:
- None (H, M, P, T)
